https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-09-29T03:32:19.647066+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2025-4128 CVE-2025-4128 — Mattermost Guest User Information Disclosure Vulnerability 2026-09-29T03:32:19.662827+00:00

Affected: Mattermost

Mattermost versions 10.5.x <= 10.5.4, 9.11.x <= 9.11.13 fail to properly restrict API access to team information, allowing guest users to bypass permissions and view information about public teams they are not members of via a direct API call to /api/v4/teams/{team_id}.