MEDIUMCVSS 5.4EPSS 0.3%

CVE-2026-54720

CVE-2026-54720 updated by NVD

Published: 2026-08-27
Modified: 2026-10-27
EPSS percentile: 18%
Sources: github-advisory, nvd

Summary

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/

Affected packages

Ecosystem	Package	Affected versions	Fixed versions
Packagist	silverstripe/framework	—	6.2.2

Remediation: Upgrade to 6.2.2 or later.

References

https://nvd.nist.gov/vuln/detail/CVE-2026-54720

Includes data from the GitHub Advisory Database, licensed under CC-BY 4.0.

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

CVE® is a registered trademark of The MITRE Corporation. CVE content reproduced under the CVE Terms of Use; copyright designation © MITRE.

EPSS scores provided by the FIRST.org Exploit Prediction Scoring System.