Search Results (4 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2026-26246 1 Mattermost 3 Mattermost, Mattermost Server, Server 2026-03-30 4.3 Medium
Mattermost versions 11.3.x <= 11.3.0, 11.2.x <= 11.2.2, 10.11.x <= 10.11.10 fail to bound memory allocation when processing PSD image files which allows an authenticated attacker to cause server memory exhaustion and denial of service via uploading a specially crafted PSD file. Mattermost Advisory ID: MMSA-2026-00572
CVE-2026-2578 1 Mattermost 2 Mattermost Server, Server 2026-03-30 4.3 Medium
Mattermost versions 11.3.x <= 11.3.0 fail to preserve the redacted state of burn-on-read posts during deletion which allows channel members to access unrevealed burn-on-read message contents via the WebSocket post deletion event.. Mattermost Advisory ID: MMSA-2026-00579
CVE-2026-4265 1 Mattermost 3 Mattermost, Mattermost Server, Server 2026-03-30 4.3 Medium
Mattermost versions 11.3.x <= 11.3.0, 11.2.x <= 11.2.2, 10.11.x <= 10.11.10 fail to validate team-specific upload_file permissions which allows a guest user to post files in channels where they lack upload_file permission via uploading files in a team where they have permission and reusing the file metadata in a POST request to a different team. Mattermost Advisory ID: MMSA-2025-00553
CVE-2025-47700 1 Mattermost 3 Mattermost, Mattermost Server, Server 2025-10-29 3.5 Low
Mattermost Server versions 10.5.x <= 10.5.9 utilizing the Agents plugin fail to reject empty request bodies which allows users to trick users into clicking malicious links via post actions