CVE-2026-18584

EUVD-2026-52153 · Published Aug 3, 2026

A security vulnerability has been detected in GL.iNet E5800, E750, X2000, X3000, XE3000 and XE300 up to 20260707. Impacted is an unknown function of the file /sdk/v1 of the component eSIM LPA API. Such manipulation leads to improper authorization. The attack can only be initiated within the local network. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.

Weaknesses

CWE-266CWE-285

CVSS scores

v4.05.3CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
v3.15.4CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
v2.04.8AV:A/AC:L/Au:N/C:N/I:P/A:P

References

https://github.com/gl-inet/CVE-issues/blob/main/4.0.0/Unauthenticated%20access%20to%20eSIM%20LPA%20API%20via%20nginx%20proxy%20bypass.md
https://vuldb.com/cve/CVE-2026-18584
https://vuldb.com/submit/849283
https://vuldb.com/vuln/385413
https://vuldb.com/vuln/385413/cti

Potentially impacted assets

See if this affects your attack surface