CVE-2025-20236

Summary

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.

Affected Software

VendorProductVersion RangeStatus
CiscoCisco Webex Teams44.6affected
CiscoCisco Webex Teams44.6.0.29928affected
CiscoCisco Webex Teams44.6.0.30148affected
CiscoCisco Webex Teams44.7affected
CiscoCisco Webex Teams44.7.0.30141affected
CiscoCisco Webex Teams44.7.0.30285affected

Weaknesses

  • CWE-829: Inclusion of Functionality from Untrusted Control Sphere

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References