VULNERABILITY INTELLIGENCE

CVE-2021-34821

CVSS score6.1 MEDIUM
EPSS probability0.82%
CISA KEVNot currently listed
Published2021-07-19
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

Cross Site Scripting (XSS) vulnerability exists in AAT Novus Management System through 1.51.2. The WebUI has wrong HTTP 404 error handling implemented. A remote, unauthenticated attacker may be able to exploit the issue by sending malicious HTTP requests to non-existing URIs. The value of the URL path filename is copied into the HTML document as plain text tags.

Weakness classification

  • nvd@nist.gov: CWE-79

Primary references