CVE-2026-76460

CVE CVE-2026-76460EUVD EUVD-2026-81122Published 2026-09-16T20:12:02.000ZLast changed 2026-09-17T03:57:00.000ZCVSS 10.0

Listed by CISA as actively exploited CISA added this vulnerability to its catalogue of known exploited vulnerabilities on 2026-09-16. That means attacks against it have been observed.

What the advisory describes

A vulnerability in an API of Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to bypass authentication. This vulnerability is due to insufficient authentication control on an API endpoint. An attacker could exploit this vulnerability by sending a crafted request to an affected API endpoint. A successful exploit could allow the attacker to gain unauthorized access to the affected device by bypassing the web-based management interface.

Source: EUVD (ENISA), in the words of the advisory.

Products the advisory names

These come from the advisory itself, not from any check we performed.

Cisco — Cisco ISE Passive Identity Connector 3.4.0; 3.5.0
Cisco — Cisco Identity Services Engine Software 3.3 Patch 2; 3.3 Patch 1; 3.5.0; 3.3 Patch 11; 3.3 Patch 8; 3.4 Patch 4; 3.3 Patch 9; 3.5 Patch 2; 3.3 Patch 4; 3.4 Patch 1; 3.3 Patch 10; 3.1.0 p9; 3.3 Patch 3; 3.2 Patch 8; 3.4 Patch 5; 3.3 Patch 6; 3.2.0 p7; 3.4 Patch 6; 3.4 Patch 2; 3.1.0 p10; 3.5 Patch 1; 3.3 Patch 5; 3.5 Patch 3; 3.1.0 p8; 3.3 Patch 7; 3.2 Patch 9; 3.4 Patch 3; 3.1.0 p11; 3.4.0; 3.2 Patch 10

The versions shown are the advisory's own. Patchlage compares no version numbers and derives no judgement from them — which version is installed is something a person has to look up.

Carried in the product catalogue

An estate covering these products can be recorded in Patchlage. An advisory about them appears in the next morning's situation report.

Cisco — Identity Services Engine Software

Does this concern one of your customers?

This page cannot answer that — it does not know your estate. Whoever has recorded their environments gets the answer the morning after publication, together with a paragraph they can forward to the customer unedited.

Try it for 28 days

Patchlage reports hits and suspected hits. About everything else this system says nothing — neither this page nor the situation report ever claims that an estate is safe.