CVE-2025-20131: Cisco Identity Services Engine

Medium severity, CVSS 4.9. EPSS: 0.3% chance of exploitation in the next 30 days.

A vulnerability in the GUI of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker with administrative privileges to upload files to an affected device. This vulnerability is due to improper validation of the file copy function. An attacker could exploit this vulnerability by sending a crafted file upload using the Cisco ISE GUI. A successful exploit could allow the attacker to upload arbitrary files to an affected system.

Affected products

• Cisco Identity Services Engine: before 3.1.0 (fixed in 3.1.0); version 3.1.0 only; version 3.2.0 only; version 3.3.0 only

Published 2025-08-20. Last modified 2026-09-18.