CVE-2026-18371

HTML injection in M-Files Web

State: Published
Severity: 5.1 Medium
Published: Aug 19, 2026
Updated: Aug 20, 2026
Reserved: Jul 30, 2026

Description

HTML injection vulnerability in M-Files Web before 26.8.16330.2 allows an authenticated attacker to affect web user interface contents displayed to other users.

Scores

CVSS	Score	Vector	Source
4.0	5.1 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N	M-Files Corporation

Weaknesses

CWE-79 Improper neutralization of input during web page generation ('cross-site scripting')

Affected Products

Product	Versions
M-Files WebM-Files Corporation	before 26.8.16330.2Affected

References

https://empower.m-files.com/security-advisories/CVE-2026-18371vendor-advisory

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