Auth bypass in Alex Content Mask

CVE-2025-58012

Authorization Bypass Through User-Controlled Key vulnerability in Alex Content Mask content-mask allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Content Mask: from n/a through <= 1.8.5.3.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 3.8 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.003 (24.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 24.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-58012: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-58012?
CVE-2025-58012 is a low-severity vulnerability in Alex Content Mask, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 3.8/10. Published 2025-09-22.
How severe is CVE-2025-58012?
Low severity. CVSS v3 base score is 3.8 out of 10.