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CVE record · CVE-2025-20156

Cisco Meeting Management Client-Server Privilege Escalation Vulnerability

CVSS 9.9 CriticalCriticalEPSS 0.012 · 67th percentile

Critical, because:

  • CVSS score 9.9: 9.0 or more.

How we decide what’s critical

Published by the CVE Program (CNA: cisco) at 22 Jan 2025, 16:21 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Cisco Cisco Meeting Management
  • affected CMM3.4.0
  • affected CMM3.2.0
  • affected CMM2.9.1
  • affected CMM2.9.0
  • affected CMM3.1.0
  • affected CMM3.5.0
  • affected CMM3.6.0
  • affected CMM3.6.1
  • affected CMM3.7.0
  • affected CMM3.8.0
  • affected CMM3.9.0
Other versions: unknown
Identifiers
CVE-2025-20156
CNA
cisco
Weakness (CWE)
CWE-274
Tags
Published
22 Jan 2025
Updated
26 Feb 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
9.9 Critical 3.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H CNA (cisco)
  • CISA KEV Not listed.
  • EPSS 0.012, the 67th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 22 Jan 2025. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.