CVE-2019-20871

An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. The Markdown library allows catastrophic backtracking.

Source: CVE-2019-20871

CVE-2019-20857

An issue was discovered in Mattermost Server before 5.16.0. It allows attackers to cause a denial of service (markdown renderer hang) via many backtick characters.

Source: CVE-2019-20857

CVE-2019-20856

An issue was discovered in Mattermost Desktop App before 4.3.0 on macOS. It allows dylib injection.

Source: CVE-2019-20856

CVE-2019-20862

An issue was discovered in Mattermost Server before 5.13.0. Non-members may fetch a team’s slash commands.

Source: CVE-2019-20862

CVE-2019-20861

An issue was discovered in Mattermost Desktop App before 4.2.2. It allows attackers to execute arbitrary code via a crafted link.

Source: CVE-2019-20861

CVE-2019-20860

An issue was discovered in Mattermost Server before 5.14.0, 5.13.3, 5.12.6, and 5.9.4. It allows remote attackers to cause a denial of service (application hang) via a crafted SVG document.

Source: CVE-2019-20860

CVE-2019-20853

An issue was discovered in Mattermost Packages before 5.16.3. A Droplet could allow Internet access to a service that has a remote code execution problem.

Source: CVE-2019-20853

CVE-2019-20859

An issue was discovered in Mattermost Server before 5.15.0. Login access control can be bypassed via crafted input.

Source: CVE-2019-20859

CVE-2019-20858

An issue was discovered in Mattermost Server before 5.15.0. It allows attackers to cause a denial of service (CPU consumption) via crafted characters in a SQL LIKE clause to an APIv4 endpoint.

Source: CVE-2019-20858

CVE-2019-20854

An issue was discovered in Mattermost Server before 5.17.0. It allows remote attackers to cause a denial of service (client-side application crash) via a LaTeX message.

Source: CVE-2019-20854