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CVE-2025-20236

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CVE-2025-20236

Published: Apr 16, 2025

Modified: Feb 26, 2026

PUBLISHED

CVSS v3.1

8.8

HIGH

Description

A vulnerability in the custom URL parser of Cisco Webex App could allow an unauthenticated, remote attacker to persuade a user to download arbitrary files, which could allow the attacker to execute arbitrary commands on the host of the targeted user. This vulnerability is due to insufficient input validation when Cisco Webex App processes a meeting invite link. An attacker could exploit this vulnerability by persuading a user to click a crafted meeting invite link and download arbitrary files. A successful exploit could allow the attacker to execute arbitrary commands with the privileges of the targeted user.

VendorProductVersions

Cisco

Cisco Webex Teams

affected
44.6
affected
44.6.0.29928
affected
44.6.0.30148
affected
44.7
affected
44.7.0.30141

+1 more versions

Weaknesses (CWE)

CWE-829

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

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