PT-2026-25712 · Mattermost · Mattermost

Juho Forsén · Publicado 2026-02-13 · Atualizado 2026-03-27 · CVE-2026-25780

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Média

Vetor base

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

Name of the Vulnerable Software and Affected Versions Mattermost versions 10.11.0 through 10.11.10 Mattermost versions 11.2.0 through 11.2.2 Mattermost versions 11.3.0

Description Mattermost does not properly limit memory allocation when processing DOC files. This allows an authenticated attacker to exhaust server memory and cause a denial of service by uploading a specially crafted DOC file.

Recommendations Update Mattermost to a version later than 10.11.10. Update Mattermost to a version later than 11.2.2. Update Mattermost to a version later than 11.3.0.

Correção

DoS

Resource Exhaustion

Enumeração de Fraquezas

CWE-400

CWE-789

Identificadores relacionados

BDU:2026-06562

CVE-2026-25780

GHSA-XV2P-WCHJ-QJHP

GO-2026-4733

SUSE-SU-2026:1135-1

Produtos afetados

Mattermost

Referências · 151

• https://github.com/mattermost/mattermost · Nota
• https://github.com/mattermost/mattermost/commit/86797c508c444e299b20889ce241fde505a402cc · Nota
• https://suse.com/security/cve/CVE-2026-22545 · Nota
• https://suse.com/security/cve/CVE-2026-33281 · Nota
• https://suse.com/security/cve/CVE-2026-33132 · Nota
• https://suse.com/security/cve/CVE-2026-33191 · Nota
• https://github.com/advisories/GHSA-xv2p-wchj-qjhp · Nota
• https://suse.com/security/cve/CVE-2026-33066 · Nota
• https://suse.com/security/cve/CVE-2026-33315 · Nota
• https://suse.com/security/cve/CVE-2026-33247 · Nota
• https://suse.com/security/cve/CVE-2026-33620 · Nota
• https://osv.dev/vulnerability/GHSA-xv2p-wchj-qjhp · Aviso do Fabricante
• https://suse.com/security/cve/CVE-2026-32595 · Nota
• https://suse.com/security/cve/CVE-2026-2458 · Nota
• https://suse.com/security/cve/CVE-2026-33222 · Nota