Yealink Meeting Server before v26.0.0.66 was discovered to contain an OS command injection vulnerability via the file upload interface.

Yealink Meeting Server before V26.0.0.67 allows attackers to obtain static key information from a front-end JS file and decrypt the plaintext passwords based on the obtained key information.

Yealink Meeting Server before V26.0.0.67 is vulnerable to sensitive data exposure in the server response via sending HTTP request with enterprise ID.