PT-2026-25686

CVE-2026-26246

Publicado

2026-02-13

Atualizado

2026-07-30

Descrição por

CVSS 3.1

4.3

Média

MétricasAV: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 The software does not properly limit memory allocation when processing PSD image files. This allows an authenticated attacker to exhaust server memory and cause a denial of service by uploading a specially crafted PSD file.

Recommendations Update Mattermost to a version beyond 10.11.10. Update Mattermost to a version beyond 11.2.2. Update Mattermost to a version beyond 11.3.0.

Explorabilidade

Exploit

Correção

Impactos

Pesquisadores

Juho Forsén

Fornecedores

Produtos afetados

Enumeração de fraquezas

CWE-789: Memory Allocation with Excessive Size Value

CWE-400: Uncontrolled Resource Consumption

Identificadores relacionados