Unrated severityNVD Advisory· Published Jul 1, 2026· Updated Jul 2, 2026
Silverstripe Framework: Possible XSS attack through media embed
CVE-2026-54720
Description
Silverstripe Framework is a PHP framework which powers the Silverstripe CMS. In versions prior to 6.2.2, the "Insert media from web" functionality in the CMS is vulnerable to XSS from a specially crafted embed. This issue was fixed in version 6.2.2/
Patches
Vulnerability mechanics
References
2- github.com/silverstripe/silverstripe-framework/security/advisories/GHSA-gvrw-qqp5-jgc5mitrex_refsource_CONFIRM
- www.silverstripe.org/download/security-releases/cve-2026-54720mitrex_refsource_MISC
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