Cisco patches ISE bug after exploit goes public

Cybernews • January 9, 2026

Share: View original

Cisco patched a vulnerability in its Identity Services Engine after a public PoC exploit showed how attackers could read sensitive system files.

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Cisco Patches Medium-Severity ISE Vulnerability After PoC Exploit Cisco has patched a medium-severity vulnerability in its Identity Services Engine (ISE) and ISE Passive Identity Connector (ISE-PIC) after a public proof-of-concept (PoC) exploit was disclosed. The vulnerability, tracked as CVE-2026-20029 with a CVSS score of 4.9, affects the licensing feature of Cisco ISE. 4 sources 31

Extracted Entities

Companies (1)

Platforms (1)

Identity Services Engine