GitHub Advisoryadvisory · Packagist

GHSA-r52f-r9v5-66xr Snipe-IT vulnerable to stored XSS via Markdown custom field

MEDIUM Published 2026-08-28 Modified 2026-08-28 Official page ↗
Aliases
CVE-2026-55464
Ecosystem
Packagist
Packages
snipe/snipe-it
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weaknesses
CWE-79
Reviewed
2026-08-28

Affected packages

• Packagist snipe/snipe-it: < 8.6.2 → fixed in 8.6.2

Description

Impact CommonMark is configured with `html_input => 'escape'`, which blocks raw HTML injection. However, javascript: URIs in Markdown hyperlinks are not sanitized. A user with `assets.edit` permission can inject a malicious link into any markdown-textarea custom field. Any user who opens the asset detail page and clicks the link executes arbitrary JavaScript in their browser session.

Related

Alias · CVE (1)

  • CVE-2026-55464 Snipe-IT is an IT asset/license management system. vulnerability

Weakness · CWE (1)

  • CWE-79 Improper Neutralization of Input During Web Page Generation weakness

References