Vulnerability details

CVE-2026-20098

Cisco Meeting Management

Cisco Meeting Management Arbitrary File Upload Vulnerability

CVSS 3.1
8.8High

Official description

A vulnerability in the Certificate Management feature of Cisco Meeting Management could allow an authenticated, remote attacker to upload arbitrary files, execute arbitrary commands, and elevate privileges to root on an affected system. This vulnerability is due to improper input validation in certain sections of the web-based management interface. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected system. A successful exploit could allow the attacker to upload arbitrary files to the affected system. The malicious files could overwrite system files that are processed by the root system account and allow arbitrary command execution with root privileges. To exploit this vulnerability, the attacker must have valid credentials for a user account with at least the role of video operator.

CVSS scores

ScoreVersionSourceVector
8.8High 3.1 CVEProject cvelistV5 (CNA) (cisco) CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

VendorProductVersionsSource
Cisco Cisco Meeting Management CMM2.9.0 CVEProject cvelistV5 (CNA)
Cisco Cisco Meeting Management CMM2.9.1 CVEProject cvelistV5 (CNA)
Cisco Cisco Meeting Management CMM3.1.0 CVEProject cvelistV5 (CNA)
Cisco Cisco Meeting Management CMM3.10.0 CVEProject cvelistV5 (CNA)
Cisco Cisco Meeting Management CMM3.11.0 CVEProject cvelistV5 (CNA)
Cisco Cisco Meeting Management CMM3.12.0 CVEProject cvelistV5 (CNA)
Cisco Cisco Meeting Management CMM3.2.0 CVEProject cvelistV5 (CNA)
Cisco Cisco Meeting Management CMM3.4.0 CVEProject cvelistV5 (CNA)
Cisco Cisco Meeting Management CMM3.5.0 CVEProject cvelistV5 (CNA)
Cisco Cisco Meeting Management CMM3.6.0 CVEProject cvelistV5 (CNA)
Cisco Cisco Meeting Management CMM3.6.1 CVEProject cvelistV5 (CNA)
Cisco Cisco Meeting Management CMM3.7.0 CVEProject cvelistV5 (CNA)
Cisco Cisco Meeting Management CMM3.8.0 CVEProject cvelistV5 (CNA)
Cisco Cisco Meeting Management CMM3.9.0 CVEProject cvelistV5 (CNA)
Cisco Cisco Meeting Management CMM3.9.1 CVEProject cvelistV5 (CNA)

References and advisories

1
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Details

Published
2026-02-04
Last updated
2026-02-26
State
Published
Assigner (CNA)
cisco

Exploit prediction (EPSS)

0.41%
Probability of exploitation in 30 days
36.5%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
No
Exploitation
None
Technical impact
Total

Weaknesses (CWE)

  • CWE-434
    Unrestricted Upload of File with Dangerous Type