https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-09-30T11:43:46.678836+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2026-75587 CVE-2026-75587 — Plaintext pre-auth secret exposure via Desktop App diagnostics report 2026-09-30T11:43:46.680432+00:00

Affected: Mattermost

Mattermost Desktop App versions <=6.2 6.2.2.0 fail to redact the pre-auth secret when generating a diagnostics report, which allows a local attacker with access to a user's diagnostics report or log files to obtain the plaintext pre-auth secret configured for a connected server via inspecting the Server Connectivity (Step-3) diagnostics output. Mattermost Advisory ID: MMSA-2026-00716