Paper/Archive/CVE-2026-118633

CVE-2026-118633

Sophos SG UTM — A path traversal vulnerability allows a remote unauthenticated attacker to execute arbitrary code as root in Sophos UTM (all versions) af…

EPSS 0.6%CVSS 9.2

critical.is priorityof 100

CVSS 9.2 (CNA)9.2 / 10 × 3027.6 Not in CISA KEV+300.0 EPSS percentile 48.3.483 × 209.7 No public exploit+100.0 SSVC exploitation: unknown+100.0

Description · from the CVE record

A path traversal vulnerability allows a remote unauthenticated attacker to execute arbitrary code as root in Sophos UTM (all versions) after winning a race condition by sustaining repeated attacks for a few minutes when the email proxy is used with scanning enabled. Sophos UTM is end-of-life and the patch must be installed manually.

Affected

ProductAffectedFixed inSource

SG UTM≤ 9.724–CNA

Scores by source

Sophos (CNA)9.2CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Sophos (CNA)8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References

refsophos.com/en-us/security-advisories/sophos-sa-20261028-utm-rce