Summary
silverstripe/versioned has XSS in archive admin restore
Advisory details
Impact
It's possible to use the page title as an XSS vector when restoring a page in ArchiveAdmin
Reporter
Steve Boyd Silverstripe Ltd.
References
- https://github.com/advisories/GHSA-m4g4-86qc-v8w7
- https://github.com/silverstripe/silverstripe-versioned/security/advisories/GHSA-m4g4-86qc-v8w7
- https://github.com/silverstripe/silverstripe-versioned/pull/541
- https://github.com/silverstripe/silverstripe-versioned/commit/6e30a2cf8d4b9233690464da61bd0fc4d3e92952
- https://github.com/FriendsOfPHP/security-advisories/blob/master/silverstripe/versioned/CVE-2026-55779.yaml
- https://github.com/silverstripe/silverstripe-versioned/releases/tag/3.2.1
- https://www.silverstripe.org/download/security-releases/cve-2026-55779
Related vulnerabilities
All Supply chain →- CRITICALCVE-2026-102989
TanStack Router: Unauthenticated reflected XSS in TanStack Start server-function responses
- CRITICALCVE-2026-104252
Vitess vttablet /twopcz reflected XSS
- MEDIUMCVE-2026-104250
unstructured: Stored XSS via unescaped HTML generation
- HIGHCVE-2026-96230
Microsoft Security Advisory CVE-2026-96230 - ASP.NET Core Remote Code Execution Vulnerability
- HIGHCVE-2026-108260
@tinacms/web-components: `tina-markdown` writes rich-text link URLs into `href` without scheme validation, allowing stored XSS
- CRITICALCVE-2026-107845
Contao: Cross-site scripting in the comments bundle