CVE-2026-73192

Apache Sling XSS: XSS possible through XSSAPI.getValidHref()

Published Sep 23, 2026 CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
Description
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

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Apache sling Xss Protection Api
CPEs cpe:2.3:a:apache:sling_xss_protection_api:*:*:*:*:*:*:*:*
Vendors & Products Apache sling Xss Protection Api
Type Values Removed Values Added
First Time appeared Apache
Apache sling Xss
Vendors & Products Apache
Apache sling Xss
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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
Title Apache Sling XSS: XSS possible through XSSAPI.getValidHref()
Weaknesses CWE-79
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
Sep 23, 2026, 5:08 PM
Reserved
Aug 11, 2026, 11:21 AM
Status
Analyzed
Published
Sep 23, 2026, 10:17 AM
Modified
Sep 30, 2026, 4:14 PM