CVE-2026-40118

EUVD-2026-23192 · Published Apr 16, 2026

UDP Console provided by Arcserve contains an incorrectly specified destination in a communication channel vulnerability. When a user configures an activation server hostname of the affected product to a dummy URL, the product may unintentionally communicate with the dummy domain, causing information disclosure.

Weaknesses

CWE-941

CVSS scores

v4.05.1CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/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
v3.06.3CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

MITRE ATT&CK

Inferred

Where this vulnerability fits in an attack

ReconImpact

Initial Access

T1190Exploit Public-Facing Application

References

https://jvn.jp/en/jp/JVN88396700/
https://support.arcserve.com/s/article/P00003790?language=en_US&r=94&ui-knowledge-components-aura-actions.KnowledgeArticleVersionCreateDraftFromOnlineAction.createDraftFromOnlineArticle=1

Potentially impacted assets

See if this affects your attack surface

CVE-2026-40118

Weaknesses

CVSS scores

MITRE ATT&CK

References

Potentially impacted assets

Our latest news

PHP2Shell: Two Critical RCE Flaws in PHP (CVSS 9.2)

Manage External Security Across All Your Entities

Will AI Become the Next Hacker? Bruce Schneier Answers at DEF CON 34

Take 15 minutes to discover our platform with our experts