CVE-2026-18372CWE-79cross-site-scripting

CVE-2026-18372

published August 19, 2026

CVSS
4.8
EPSS
0%
Percentile
35.7
In the wild
Unconfirmed
What it is

CSS injection vulnerability in M-Files Web before 26.8.16330.2 allows an authenticated vault administrator to inject arbitrary CSS, affecting the web user interface displayed to other vault users.

The record
Technical detail
CVSS
4.8 · NONE
CVSS v4.0
4.8 · CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N
EPSS
0.00425 · 35.7th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-08-19T16:17Z
References (1)
https://empower.m-files.com/security-advisories/CVE-2026-18372 · [email protected]
EPSS history
Timeline
  • 19 AUG 11:47Z
    CSS injection in M-Files Web
    cvelistv5