PT-2026-31604 · Mattermost · Mattermost Plugins

Lorenzo Gallegos · CVE-2026-24661 · Publicado 2026-04-09 · Atualizado 2026-07-30

Positive Technologies (AI Summary) · Pt

CVSS v3.1

6.5

Média

Vetor base

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Mattermost Plugins versões menores ou iguais a 2.1.3.0

Description Mattermost Plugins versões menores ou iguais a 2.1.3.0 não limitam o tamanho do corpo da requisição no endpoint webhook /changes. Isso permite que um atacante autenticado cause exaustão de memória e negação de serviço enviando um payload JSON excessivamente grande.

Recommendations Atualize os Mattermost Plugins para uma versão superior a 2.1.3.0.

Correção

DoS

Allocation of Resources Without Limits

Enumeração de Fraquezas

CWE-770

Identificadores relacionados

CVE-2026-24661

GHSA-5RFV-H47G-XJ42

GO-2026-5153

OPENSUSE-SU-2026:21483-1

Produtos afetados

Mattermost Plugins

Referências · 1746

• https://github.com/mattermost/mattermost-plugin-msteams/releases/tag/v2.3.2 · Nota
• https://github.com/mattermost/mattermost-plugin-msteams/commit/6fe4d295592ecc8767d67e69286cbeec01be3210 · Nota
• https://github.com/mattermost/mattermost-plugin-msteams · Nota
• https://suse.com/security/cve/CVE-2025-65797 · Nota
• https://suse.com/security/cve/CVE-2026-44427 · Nota
• https://suse.com/security/cve/CVE-2026-27589 · Nota
• https://suse.com/security/cve/CVE-2026-7736 · Nota
• https://suse.com/security/cve/CVE-2026-27137 · Nota
• https://suse.com/security/cve/CVE-2026-25232 · Nota
• https://suse.com/security/cve/CVE-2026-55513 · Nota
• https://suse.com/security/cve/CVE-2026-20736 · Nota
• https://suse.com/security/cve/CVE-2026-32828 · Nota
• https://suse.com/security/cve/CVE-2026-44323 · Nota
• https://suse.com/security/cve/CVE-2026-50551 · Nota
• https://suse.com/security/cve/CVE-2026-45709 · Nota