PT-2025-35812 · Cisco · Cisco Unified Communications Manager Im & Presence Service

Published 2025-09-03 · Updated 2025-09-03 · CVE-2025-20330

Positive Technologies (AI Summary)

CVSS v2.0

6.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Cisco Unified Communications Manager IM & Presence Service (affected versions not specified)

Description A vulnerability exists in the web-based management interface that could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. The vulnerability is due to improper validation of user-supplied input. An attacker could exploit this by persuading a user to click a crafted link, potentially allowing the execution of arbitrary script code or access to sensitive, browser-based information.

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:2026-01768

CVE-2025-20330

Affected Products

Cisco Unified Communications Manager Im & Presence Service

References · 7

• https://osv.dev/vulnerability/CVE-2025-20330 · Vendor Advisory
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-imp-xss-XQgu4HSG · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-01768 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-20330 · Security Note
• https://t.me/CVEtracker/31621 · Telegram Post
• https://twitter.com/0dayPublishing/status/1963293260157198613 · Twitter Post
• https://twitter.com/CVEnew/status/1963298506182893648 · Twitter Post