Cisco Identity Services Engine Information Disclosure Vulnerability

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-76444
StatePUBLISHED
Assignercisco
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-16 21:17:19 UTC
Updated2026-09-28 13:06:58 UTC
DescriptionA 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.

Risk And Classification

Primary CVSS: v3.1 5.3 MEDIUM from [email protected]

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

EPSS: 0.002860000 probability, percentile 0.189690000 (date 2026-09-29)

Problem Types: CWE-306 | CWE-306 Missing Authentication for Critical Function

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
3.1CNACVSSV3_15.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Cisco Identity Services Engine 3.4.0 - All All
Application Cisco Identity Services Engine 3.4.0 patch1 All All
Application Cisco Identity Services Engine 3.4.0 patch2 All All
Application Cisco Identity Services Engine 3.4.0 patch3 All All
Application Cisco Identity Services Engine 3.4.0 patch4 All All
Application Cisco Identity Services Engine 3.4.0 patch5 All All
Application Cisco Identity Services Engine 3.4.0 patch6 All All
Application Cisco Identity Services Engine 3.5.0 - All All
Application Cisco Identity Services Engine 3.5.0 patch1 All All
Application Cisco Identity Services Engine 3.5.0 patch2 All All
Application Cisco Identity Services Engine 3.5.0 patch3 All All
Application Cisco Identity Services Engine Passive Identity Connector 3.4.0 - All All
Application Cisco Identity Services Engine Passive Identity Connector 3.4.0 patch1 All All
Application Cisco Identity Services Engine Passive Identity Connector 3.4.0 patch2 All All
Application Cisco Identity Services Engine Passive Identity Connector 3.4.0 patch3 All All
Application Cisco Identity Services Engine Passive Identity Connector 3.4.0 patch4 All All
Application Cisco Identity Services Engine Passive Identity Connector 3.4.0 patch5 All All
Application Cisco Identity Services Engine Passive Identity Connector 3.4.0 patch6 All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Cisco Cisco Identity Services Engine Software affected 3.4.0 Not specified
CNA Cisco Cisco Identity Services Engine Software affected 3.4 Patch 1 Not specified
CNA Cisco Cisco Identity Services Engine Software affected 3.4 Patch 2 Not specified
CNA Cisco Cisco Identity Services Engine Software affected 3.4 Patch 3 Not specified
CNA Cisco Cisco Identity Services Engine Software affected 3.5.0 Not specified
CNA Cisco Cisco Identity Services Engine Software affected 3.4 Patch 4 Not specified
CNA Cisco Cisco Identity Services Engine Software affected 3.5 Patch 1 Not specified
CNA Cisco Cisco Identity Services Engine Software affected 3.4 Patch 5 Not specified
CNA Cisco Cisco Identity Services Engine Software affected 3.5 Patch 3 Not specified
CNA Cisco Cisco Identity Services Engine Software affected 3.5 Patch 2 Not specified
CNA Cisco Cisco Identity Services Engine Software affected 3.4 Patch 6 Not specified
CNA Cisco Cisco ISE Passive Identity Connector affected 3.4.0 Not specified
CNA Cisco Cisco ISE Passive Identity Connector affected 3.5.0 Not specified

References

ReferenceSourceLinkTags
sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-mu... [email protected] sec.cloudapps.cisco.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Additional Advisory Data

Exploits

CNA: The Cisco PSIRT is aware that a public announcement is available for the vulnerabilities that are described in this advisory. The Cisco PSIRT is not aware of any malicious use of the vulnerabilities that are described in this advisory.

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