Medium 6.1Published Sep 23, 2026

CVE-2026-73192Apache Sling XSS: XSS possible through XSSAPI.getValidHref()

Updated under an hour ago (Oct 26, 2026, 7:23 PM ET)

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It affects Apache Software Foundation Apache Sling XSS and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Apache Software Foundation Apache Sling XSS

Exploited in the last 30 days

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. Upgrade to Apache Sling XSS >= 2.4.12

CVSS: 6.1 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness (CWE): CWE-79
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: apache
NVD analysis: Analyzed
Record last updated: Sep 23, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Apache Software Foundation Apache Sling XSS apache_software_foundation:apache_sling_xss (from the name)	before 2.4.12	CNA record
apache sling_xss_protection_api apache:sling_xss_protection_api	before 2.4.12	NVD

References

References

https://sling.apache.org/news.html	vendor-advisory
http://www.openwall.com/lists/oss-security/2026/09/23/18	mailing-list, third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.