Skip to content
archivevulnerability · 18 Aug 2026 · 12:19 UTC

CVE-2026-75828: Grav before 2.0.15 contains a stored cross-site scripting vulnerability in the detectXss()

VULNCVE-2026-75828source · GTH
HIGHCritical vulnerability — CVSS 8.7
What to do
  • Critical severity — schedule an urgent patch.

last 60 dispatches · spectrum

Grav before 2.0.15 contains a stored cross-site scripting vulnerability in the detectXss() function where unpaired quotes in unquoted attribute values bypass event-handler detection. Authenticated editors can inject event handlers like onerror= that pass validation and execute in visitor browsers when page content is rendered.

CVE · detail
grounded ✓primary source ↗
Early access

Get the next one first.

Early access opens the actor API and MCP server first, plus alerts when an adversary you follow lands on the wire. One email when it's ready. Nothing else, ever.

bot-protected