CVE-2026-75828

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...

CVE-2026-75828

Grav before 2.0.15 has a stored XSS flaw in its detectXss() sanitizer: unpaired quotes in unquoted attribute values let authenticated editors inject event handlers like onerror= that bypass validation and execute in visitor browsers. CVSS 4.0 scores this critical (9.3). Upgrade to Grav 2.0.15 to ...