Acceptance of Extraneous Untrusted Data With Trusted Data
CVE-2025-20255
Summary
A vulnerability in client join services of Cisco Webex Meetings could allow an unauthenticated, remote attacker to manipulate cached HTTP responses within the meeting join service. This vulnerability is due to improper handling of malicious HTTP requests to the affected service. An attacker could exploit this vulnerability by manipulating stored HTTP responses within the service, also known as HTTP cache poisoning. A successful exploit could allow the attacker to cause the Webex Meetings service to return incorrect HTTP responses to clients.
- LOW
- NETWORK
- LOW
- UNCHANGED
- REQUIRED
- NONE
- NONE
- NONE
CWE-349 - Acceptance of Extraneous Untrusted Data With Trusted Data
The software, when processing trusted data, accepts any untrusted data that is also included with the trusted data, treating the untrusted data as if it were trusted.
References
Advisory Timeline
- Published