VULNERABILITY INTELLIGENCE

CVE-2021-21043

CVSS score6.1 MEDIUM
EPSS probability3.38%
CISA KEVNot currently listed
Published2021-02-02
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Description

ACS Commons version 4.9.2 (and earlier) suffers from a Reflected Cross-site Scripting (XSS) vulnerability in version-compare and page-compare due to invalid JCR characters that are not handled correctly. An attacker could potentially exploit this vulnerability to inject malicious JavaScript content into vulnerable form fields and execute it within the context of the victim's browser. Exploitation of this issue requires user interaction in order to be successful.

Weakness classification

  • psirt@adobe.com: CWE-79

Primary references