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.
https://sling.apache.org/news.html
https://lists.apache.org/thread/nd0ncdk5qb9gqvn0s10rmhnbk887k1qo
http://www.openwall.com/lists/oss-security/2026/09/23/12
Source: Mitre, NVD
Published: 2026-09-23
Updated: 2026-09-23
Base Score: 6.4
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N
Severity: Medium
Base Score: 6.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS: 0.00212