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CVE-2025-20156

Cisco Meeting Management vulnerability

9.9 CRITICALEPSS 1.19%
  1. Published22 Jan 2025

Description

A vulnerability in the REST API of Cisco Meeting Management could allow a remote, authenticated attacker with low privileges to elevate privileges to administrator on an affected device. This vulnerability exists because proper authorization is not enforced upon REST API users. An attacker could exploit this vulnerability by sending API requests to a specific endpoint. A successful exploit could allow the attacker to gain administrator-level control over edge nodes that are managed by Cisco Meeting Management.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected products

Cisco Meeting Management< 3.9.1

Remediation

Fixed in
Cisco Meeting Management≥ 3.9.1

References

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Frequently asked

Is CVE-2025-20156 being actively exploited?

CVE-2025-20156 is not in the CISA KEV catalog. Its EPSS exploit probability is 1.19%.

How severe is CVE-2025-20156?

CVE-2025-20156 has a CVSS 3.1 base score of 9.9, rated critical. EPSS estimates a 1.19% probability of exploitation.

Which products are affected by CVE-2025-20156?

Affected products include Cisco Meeting Management.

How do I fix CVE-2025-20156?

Upgrade affected software to a fixed version, for example Cisco Meeting Management 3.9.1 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-20156 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

See how prioritisation worksBook a demo

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.