AIKIDO-2025-10235
silverstripe/cms is vulnerable to Cross-site Scripting (XSS)
58
Medium Risk
This Affects:
silverstripe/cmsTL;DR
Affected versions of this package are vulnerable to Cross-Site Scripting (XSS) due to insufficient output encoding when dynamically generating absolute links in grid fields. The AbsoluteLinkformatter injects unescaped URLs into HTML, allowing attackers to craft malicious links containing JavaScript payloads, potentially leading to session hijacking, privilege escalation, or other client-side attacks.
Who does this affect?
You are affected if you are using a version that falls within the vulnerable range.
Background info
silverstripe/cms is vulnerable to Cross-site Scripting (XSS) in versions 4.0.0 - 5.3.2.
How to fix this
Upgrade the silverstripe/cms library to the patch version.
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SOC 2Compliant
ISO 27001Compliant