cvedb.io
CVE-2025-20215
MEDIUM · CVSS 5.4
EPSS exploitation probability: 0%
Published 2025-08-06T17:15:37.033 · Last modified 2026-06-17T08:41:05.950

Summary

A vulnerability in the meeting-join functionality of Cisco Webex Meetings could have allowed an unauthenticated, network-proximate attacker to complete a meeting-join process in place of an intended targeted user, provided the requisite conditions were satisfied. Cisco has addressed this vulnerability in the Cisco Webex Meetings service, and no customer action is needed. This vulnerability existed due to client certificate validation issues. Prior to this vulnerability being addressed, an attacker could have exploited this vulnerability by monitoring local wireless or adjacent networks for client-join requests and attempting to interrupt and complete the meeting-join flow as another user who was currently joining a meeting. To successfully exploit the vulnerability, an attacker would ne

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.