CVE-2026-76460

Cisco Identity Services Engine Authentication Bypass Vulnerability

En bref

Sévérité
CRITICAL 10.0
Exploitation
Exploitation connue (CISA KEV) · ajoutée le 2026-09-16
Exploitée selon l'ENISA depuis le 2026-09-16
EPSS
EPSS 75.60 % · centile 100 (2026-10-27)
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
cisco
Statut NVD
Analyzed

Description

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.

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1CRITICAL 10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:Hcisco
CVSS 3.1CRITICAL 10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HNVD · psirt@cisco.com (Secondary)

Faiblesses (CWE)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Cisco · Cisco Identity Services Engine Softwareaffected 3.1.0 p8 ; affected 3.1.0 p9 ; affected 3.3 Patch 2 ; affected 3.3 Patch 1 ; affected 3.3 Patch 3 ; affected 3.4.0
Cisco · Cisco ISE Passive Identity Connectoraffected 3.4.0 ; affected 3.5.0

Références

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
CISA Known Exploited VulnerabilitiesCC0 1.0
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD