Security Advisory

CVE-2026-85601

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-09-04 11:30:03

Last updated 2026-09-04 11:30:03

Assigner VulnCheck

CVSS score 5.4

State PUBLISHED

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.

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