VULNERABILITY INTELLIGENCE

CVE-2026-85601

CVSS score5.4 MEDIUM
EPSS probability0.28%
CISA KEVNot currently listed
Published2026-09-04
Last modified2026-09-10
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Description

Grav Admin before 2.0.20 fails to sanitize output from marked.parse() before injecting it into the DOM via Svelte's {@html} directive in MarkdownEditor and MarkdownModal components. Attackers can inject javascript: URI schemes in plugin or theme changelogs to execute arbitrary code in authenticated admin sessions without requiring site access.

Weakness classification

  • disclosure@vulncheck.com: CWE-79

Primary references