CVE-2026-123765: Apache Sling XSS · Cross-site Scripting
Affects Apache Sling XSSSource CVE Database V5
Not known to be exploited : upgrade to 2.4.14 soon.
Data as of 12 Nov 2026, 10:20 UTC
Rated High by Threat Radar's AI analysis · CVSS not yet scored by NVD
Thin evidence
One scorer or none- Patch
- Available – fixed in 2.4.14
Exploitation evidence
Disclosed: evidence found.
CVE published 12 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 11 Nov 2026.
What to do
Upgrade Apache Sling XSS and org.apache.sling/org.apache.sling.xss to 2.4.14.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Apache Sling XSSorg.apache.sling:org.apache.sling.xss | Affected
| Fixed in
|
Mavenorg.apache.sling/org.apache.sling.xsspkg:maven/org.apache.sling/org.apache.sling.xssOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Users should upgrade Apache Sling XSS to version 2.4.14 or later, where this vulnerability is fixed. No other mitigation or temporary workaround is indicated.
Description
CVE-2026-123765 is a cross-site scripting (XSS) vulnerability in Apache Sling XSS prior to version 2.4.14. The vulnerability arises because the xssAPI.getStyleToken() function improperly neutralizes input, allowing markup in unquoted URLs. This flaw can lead to injection of malicious scripts during web page generation. The issue is fixed in Apache Sling XSS version 2.4.14.