NVD Vulnerability Detail
Search Exploit, PoC
CVE-2026-9699
Summary

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

Publication Date June 27, 2026, 12:16 a.m.
Registration Date June 27, 2026, 4:34 a.m.
Last Update June 27, 2026, 1:16 a.m.
CVSS3.1 : MEDIUM
スコア 6.8
Vector CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
攻撃元区分(AV) ネットワーク
攻撃条件の複雑さ(AC)
攻撃に必要な特権レベル(PR)
利用者の関与(UI) 不要
影響の想定範囲(S) 変更あり
機密性への影響(C)
完全性への影響(I) なし
可用性への影響(A) なし
Related information, measures and tools
Common Vulnerabilities List