CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 6.8. See the original NVD description below for full technical details.
CVE
CVE-2026-9699
Severity
MEDIUM
CVSS
6.8
EPSS
0.33%
Original NVD Description
Mattermost Plugins versions <=11.6 10.18.11 11.3.6 11.6.5.0 fail to sanitize error responses from the OpenAI API before logging, which allows a user with access to server logs or support packets to obtain a valid or partially reconstructable OpenAI API key via inspection of mattermost.log entries generated during authentication failures. Mattermost Advisory ID: MMSA-2026-00609