PT-2025-40268 · Cisco · Cisco Unified Communications Manager+1

Published 2025-10-01 · Updated 2025-10-02 · CVE-2025-20361

Positive Technologies (AI Summary)

CVSS v2.0

5.5

Medium

Base vector

AV:N/AC:L/Au:S/C:P/I:P/A:N

Name of the Vulnerable Software and Affected Versions Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session Management Edition (Unified CM SME) (affected versions not specified)

Description A flaw exists in the web-based management interface that may allow a remote attacker with administrative privileges to perform a cross-site scripting (XSS) attack against a user of the interface. The issue is due to improper validation of user-supplied input. Successful exploitation could allow an attacker to execute arbitrary script code within the affected interface or gain access to sensitive, browser-based information. The attacker must possess valid administrative credentials to exploit this issue.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BDU:2026-00224

CVE-2025-20361

Affected Products

Cisco Unified Communications Manager

Cisco Unified Communications Manager Session Management Edition

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2025-20361 · Security Note
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-stored-xss-Fnj66YLy · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-00224 · Security Note
• https://twitter.com/CVEnew/status/1973429137416024336 · Twitter Post
• https://t.me/CVEtracker/33850 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1973604171732423116 · Twitter Post