Advisory severityMedium6.1Apache Software Foundation

Medium [CVE-2026-92001] Improper restriction of recursive entity references in DTDs ('XML entity expansion') vulnerability in Apache Sling XSS

This medium-severity Apache Software Foundation advisory covers CVE-2026-92001 affecting Apache Sling XSS.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-92001 Source published Sep 23, 2026Source updated Sep 23, 2026

VulniPulse record published Sep 23, 2026Record updated Sep 23, 2026

CVE-2026-92001

Affected products & platforms

Apache Software FoundationUnclassified

Open source advisory

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Summary

Improper restriction of recursive entity references in DTDs ('XML entity expansion') 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.

Affected versions

Apache Sling XSS before 2.4.12

Official advisory · high-confidence parse· fetched 13 days ago·verify at source

Fixed versions

2.4.12

Official advisory · high-confidence parse· fetched 13 days ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Users are recommended to upgrade to version 2.4.12, which fixes the issue.

Official advisory · high-confidence parse· fetched 13 days ago·verify at source

Sources

Official and corroborating records used to build this advisory.

Official vendor advisoryofficial
Official advisory page fetched and parsed; accepted detail fields are attributed to this page.
Apache Software Foundation
CVE.org CNA recordCVE.org
Independent CNA record used for near-real-time discovery and missed-CVE reconciliation. Discovered from the machine-readable feed https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/delta.json; this link opens the CVE.org record for CVE-2026-92001 instead of the raw feed document.
CVE Program

Cross-references

Validate CVE metadata against the authoritative registries.

CVE-2026-92001NVD CVE.org MITRE

Official resources

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Official documentation
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Apache project downloads (fixed releases)
Official documentation
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