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Cisco Evolved Programmable Network Manager Improper Authorization Vulnerability

cisco-sa-epnm-improp-auth-mUwFWUU3 · High · Published · Updated

A vulnerability in the web-based management interface of Cisco Evolved Programmable Network Manager (EPNM) could allow an authenticated, remote attacker with low privileges to access sensitive information that they are not authorized to access. This vulnerability is due to improper authorization checks on a REST API endpoint of an affected device. An attacker could exploit this vulnerability by querying the affected endpoint. A successful exploit could allow the attacker to view session information of active Cisco EPNM users, including users with administrative privileges, which could result in the affected device being compromised. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-epnm-improp-auth-mUwFWUU3

Cisco advisory · CSAF JSON

Workarounds

There are no workarounds that address this vulnerability.

CVEsCVE-2026-20155
Cisco Bug IDsCSCwp27059
CVSS ScoreBase 8.0
Base 8.0 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:X/RL:X/RC:X
Product Names From Source
Cisco Evolved Programmable Network Manager (EPNM)

Related Products

Product CVE Evidence
Cisco Evolved Programmable Network Manager (EPNM) CVE-2026-20155 Cisco OpenVuln