Advisory severityMedium6.1Apache Software Foundation

Medium [CVE-2026-73192] improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79] vulnerability when using the XSSAPI.getValidHref in Apache Sling XSS version 2.4.10 and prior may allow an attacker to perform a reflected cross-site scripting (XSS) attack in every feature using this method

This medium-severity Apache Software Foundation advisory covers CVE-2026-73192 affecting Apache Sling XSS.

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

CVE-2026-73192 Source published Sep 23, 2026Source updated Sep 23, 2026

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

CVE-2026-73192

Affected products & platforms

Apache Software FoundationUnclassified

Open source advisory

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Summary

An improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79] vulnerability when using the XSSAPI.getValidHref() in Apache Sling XSS version 2.4.10 and prior may allow an attacker to perform a reflected cross-site scripting (XSS) attack in every feature using this method.

In order to successfully attack an application, the attacker needs to be able to submit a value which is not correctly sanitized by that library.

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

Upgrade to Apache Sling XSS >= 2.4.12

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-2026-73192 instead of the raw feed document.
CVE Program

Cross-references

Validate CVE metadata against the authoritative registries.

CVE-2026-73192NVD CVE.org MITRE

Official resources

ASF Security — reporting & CVE process
Official documentation
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Apache project downloads (fixed releases)
Official documentation
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