CVE-2026-85601EPSS p18.6%
CVE-2026-85601CVE-2026-85601
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.
Scoring
| CVSS | 5.4 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
| EPSS | 0.28% probability of exploitation · percentile 18.6% · 2026-10-05T12:00:23Z |
| Last modified | 2026-09-10 |