CVE-2026-54717
Published:August 06, 2026
Updated:September 01, 2026
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.
Affected Packages
https://github.com/silverstripe/silverstripe-cms.git (GITHUB):
Affected version(s) >=HamishsTesta2 <6.2.1Fix Suggestion:
Update to version 6.2.1silverstripe/cms (PHP):
Affected version(s) >=dev-dependabot/npm_and_yarn/async-2.6.4 <6.2.1Fix Suggestion:
Update to version 6.2.1silverstripe/cms (PHP):
Affected version(s) >=dev-dependabot/npm_and_yarn/async-2.6.4 <6.2.1Fix Suggestion:
Update to version 6.2.1Related Resources (9)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.4
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
EPSS
Base Score:
0.24