oss-security - CVE-2020-1949: Apache Sling CMS Reflected XSS Vulnerability

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Date: Tue, 24 Mar 2020 23:21:38 -0400
From: Daniel Klco <dklco@...che.org>
To: oss-security@...ts.openwall.com
Subject: CVE-2020-1949: Apache Sling CMS Reflected XSS Vulnerability

Severity: Medium

Vendor:
The Apache Software Foundation

Versions Affected:
Sling CMS 0.14.0 and previous releases

Description:
Scripts in Sling CMS do not property escape the Sling Selector from URLs
when generating navigational elements for the administrative consoles and
are vulnerable to reflected XSS attacks.

Mitigation:
All users should upgrade to 0.16.0

Credit:
This issue was discovered by Guillaume GRABÉ Pentester from Orange
Cyberdefense France

References:
https://sling.apache.org/project-information/security.html

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