CVE-2026-76447

MEDIUMCVSS 5.3

Description

A vulnerability in the Online Certificate Status Protocol (OCSP) responder of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to cause an administrative reload of the OCSP responder certificate and key material. This vulnerability is due to missing authentication on a function of the OCSP responder. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to cause the OCSP responder to reload certificate and key material on demand.

Timeline

Published:September 16th, 2026 9:17 PM

Last modified:September 28th, 2026 1:09 PM

CVSS Scoring

CVSS v3: 5.3 (MEDIUM)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected Software

From NVD CPE configuration data

Vendors

cisco

Products

identity_services_engine_passive_identity_connectoridentity_services_engine

Weaknesses (CWE)

CWE-306

References & Reports

Advisories, patches, and third-party reports

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-multiauth-bypass-sgD2HbL4Vendor Advisory

Source: NIST NVD · Data may lag official sources by up to one minute