{"id":"GHSA-6hh6-59j2-qrxw","aliases":[],"url":"https://o3.security/vulnerability/GHSA-6hh6-59j2-qrxw","summary":"Silverstripe History XSS Vulnerability","details":"A cross-site scripting vulnerability has been discovered in the CMS page history tab.\n\nThis vulnerability can only be exploited if a user with CMS access has posted malicious or unescaped HTML into any of the text fields on a page, and if the \"compare mode\" option is selected. The HTML will be embedded into the page unescaped.\n\nThis has been resolved by performing the text comparison in a HTML friendly way.","published":"2024-05-22T18:25:16Z","modified":"2024-12-07T05:40:14.392174Z","cvss":{"score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"silverstripe/cms","fixedVersion":"3.1.10"}],"fix":null,"references":[{"type":"WEB","url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/silverstripe/cms/SS-2015-003-1.yaml"},{"type":"PACKAGE","url":"https://github.com/silverstripe/silverstripe-cms"},{"type":"WEB","url":"https://www.silverstripe.org/software/download/security-releases/ss-2015-003"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2024-12-07T05:40:14.392174Z"}}