Cisco Identity Services Engine Information Disclosure Vulnerability

published 2026-09-16 53 d ago modified 2026-09-28 42 d ago also EUVD-2026-81152

cvss: 5.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 28%
public exploits: 0; none known

A vulnerability in an internal service of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to retrieve sensitive configuration information from an affected device.

This vulnerability is due to missing authentication on the Policy Runtime Repository Table (PRRT) service. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to obtain sensitive configuration information from the affected device.

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 51 d ago (2026-09-19)

Exploit prediction

0.35% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

Cisco Cisco Identity Services Engine Software
Cisco Cisco ISE Passive Identity Connector

Classification

Weakness

CWE-306 Missing Authentication for Critical Functionality

References

sec.cloudapps.cisco.com /security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-multiauth-bypass-sgD2HbL4
vendor-advisory

Sources

CVE List CVE-2026-76444
NVD CVE-2026-76444

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Summary