Cross-site Scripting (XSS)

Overview org.apache.sling:org.apache.sling.xss is a package for providing XSS protection based on the OWASP AntiSamy and OWASP Java Encoder libraries. Affected versions of this package are vulnerable to Cross-site Scripting XSS via improper escaping in the XSS Webconsole plugin. An attacker can...

CVE-2026-91999 Apache Sling XSS: Improper escaping in the XSS Webconsole plugin

Improper neutralization of input during web page generation 'cross-site scripting' vulnerability in Apache Sling XSS. This issue affects Apache Sling XSS: before 2.4.12. Users are recommended to upgrade to version 2.4.12, which fixes the issue...

CVE-2026-91999 Apache Sling XSS: Improper escaping in the XSS Webconsole plugin

Improper neutralization of input during web page generation 'cross-site scripting' vulnerability in Apache Sling XSS. This issue affects Apache Sling XSS: before 2.4.12. Users are recommended to upgrade to version 2.4.12, which fixes the issue...