GHSA-6QW9-4VV5-JR97 Grav: Stored XSS via Markdown audio/video media <source> URL

Target: github.com/getgrav/grav Affected resource: Grav\Common\Media\Traits\AudioMediaTrait / VideoMediaTrait sourceParsedownElement — verified on 2.0.13 latest stable and develop HEAD 5a7070f Severity: Medium 6.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:N — anchored to the sibling script-XSS...

Grav: Stored XSS via Markdown audio/video media <source> URL

Target: github.com/getgrav/grav Affected resource: Grav\Common\Media\Traits\AudioMediaTrait / VideoMediaTrait sourceParsedownElement — verified on 2.0.13 latest stable and develop HEAD 5a7070f Severity: Medium 6.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:N — anchored to the sibling script-XSS...

EUVD-2026-60595

Grav: Stored XSS via Markdown audio/video media URL...

Cross-site Scripting (XSS)

Overview getgrav/grav is a Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the sourceParsedownElement process. An attacker can execute arbitrary HTML and JavaScript in the context of anoth...

Duplicate Advisory: Grav: Stored XSS via Markdown audio/video media <source> URL

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-6qw9-4vv5-jr97. This link is maintained to preserve external references. Original Description Grav before 2.0.15 contains a stored cross-site scripting vulnerability in the audio and video media rendering throug...

CVE-2026-75831

Grav before 2.0.15 contains a stored cross-site scripting vulnerability in the audio and video media rendering through the sourceParsedownElement method. The media URL fragment is concatenated unescaped into rawHtml source elements, allowing attackers to inject arbitrary HTML and JavaScript that...

CVE-2026-75831 Grav before 2.0.15 Stored XSS via audio/video source URL

Grav before 2.0.15 contains a stored cross-site scripting vulnerability in the audio and video media rendering through the sourceParsedownElement method. The media URL fragment is concatenated unescaped into rawHtml source elements, allowing attackers to inject arbitrary HTML and JavaScript that...

CVE-2026-75831

Grav (a flat-file CMS) before 2.0.15 is affected by a stored cross-site scripting (XSS) vulnerability in the audio and video media rendering pipeline. The root cause is that the sourceParsedownElement method concatenates the media URL fragment unescaped into raw HTML elements, allowing an authen...

CVE-2026-75831 Grav before 2.0.15 Stored XSS via audio/video source URL

Grav before 2.0.15 contains a stored cross-site scripting vulnerability in the audio and video media rendering through the sourceParsedownElement method. The media URL fragment is concatenated unescaped into rawHtml source elements, allowing attackers to inject arbitrary HTML and JavaScript that...

CVE-2026-75831 Grav before 2.0.15 Stored XSS via audio/video source URL

Grav before 2.0.15 contains a stored cross-site scripting vulnerability in the audio and video media rendering through the sourceParsedownElement method. The media URL fragment is concatenated unescaped into rawHtml source elements, allowing attackers to inject arbitrary HTML and JavaScript that...

CVE-2026-75831

Grav before 2.0.15 contains a stored cross-site scripting vulnerability in the audio and video media rendering through the sourceParsedownElement method. The media URL fragment is concatenated unescaped into rawHtml source elements, allowing attackers to inject arbitrary HTML and JavaScript that...

PT-2026-76931

Grav before 2.0.15 contains a stored cross-site scripting vulnerability in the audio and video media rendering through the sourceParsedownElement method. The media URL fragment is concatenated unescaped into rawHtml source elements, allowing attackers to inject arbitrary HTML and JavaScript that...

CVE-2026-75831: Improper Neutralization of Input During Web Page Generation

Grav before 2.0.15 contains a stored cross-site scripting vulnerability in the audio and video media rendering through the sourceParsedownElement method. The media URL fragment is concatenated unescaped into rawHtml source elements, allowing attackers to inject arbitrary HTML and JavaScript that...