CVE-2026-123765
Apache Sling XSS: xssAPI.getStyleToken() accepts markup in unquoted urls.
Description
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Apache Sling XSS. xssAPI.getStyleToken() accepts markup in unquoted urls. This issue affects Apache Sling XSS: before 2.4.14. Users are recommended to upgrade to version 2.4.14, which fixes the issue.
Key facts
- Published
- 12 Nov 2026
- Last changed
- 12 Nov 2026
- Assigned by
- apache
- EPSS
- 0.213% likely to be exploited in the next 30 days, higher than 11.666% of CVEs (scores for 15 Nov 2026)
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.
No explicit remediation statement is available on this page yet. Consult the original record and vendor references before choosing a fix.
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Apache Software Foundation | Apache Sling XSS |
|
Timeline
- 12 Nov 2026 Published
Weakness
Practice this bug class
HackZoneLabs has a hands-on lab on XSS (stored, reflected, DOM) (CWE-79).