Vulnerability Description
Silverstripe CMS is an open source content management system. Prior to 6.2.1, page breadcrumbs in the CMS are vulnerable to cross-site scripting when viewed using the page list view, because page titles are rendered into the breadcrumb trail without being escaped. This issue is fixed in 6.2.1.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/silverstripe/silverstripe-cms/commit/62f9912baa18c80304f3fa8b
- https://github.com/silverstripe/silverstripe-cms/pull/3175
- https://github.com/silverstripe/silverstripe-cms/releases/tag/6.2.1
- https://github.com/silverstripe/silverstripe-cms/security/advisories/GHSA-w3cp-g
FAQ
What is CVE-2026-54717?
CVE-2026-54717 is a vulnerability with a CVSS score of 5.4 (MEDIUM). Silverstripe CMS is an open source content management system. Prior to 6.2.1, page breadcrumbs in the CMS are vulnerable to cross-site scripting when viewed using the page list view, because page titl...
How severe is CVE-2026-54717?
CVE-2026-54717 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-54717?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.