Vulnerabilidades en Mattermost

489 resultados
Análisis Vexday

Com 434 CVEs catalogadas e nenhuma entrada confirmada no catálogo CISA KEV, o Mattermost apresenta taxa de exploração ativa abaixo da média geral do catálogo, o que indica risco operacional imediato relativamente contido. No entanto, o volume de 60 vulnerabilidades surgidas nos últimos 90 dias merece atenção, sinalizando um ritmo elevado de descoberta recente. A falha mais comum é CWE-863 (autorização incorreta), padrão que tende a permitir acesso não autorizado a recursos e funcionalidades, e que exige revisão cuidadosa de controles de acesso nas implementações. A CVE mais perigosa atualmente identificada, CVE-2025-25279, registra escore EPSS de 0,2081 — o mais alto observado no portfólio — e, embora ainda sem exploração confirmada, deve ser priorizada dado o risco potencial de aproveitamento próximo.

CVE-2026-2325MEDIUMImproper Input Validation in MS Teams Meetings API HandlerEPSS 0.2%CVE-2024-32945LOWLaTeX post content manipulation via renderer state leak across contextsEPSS 0.2%CVE-2026-4273LOWInsufficient token rotation validation in remote cluster invite confirmationEPSS 0.2%CVE-2026-15814MEDIUMUploading a crafted image causes excessive memory allocation in the Mattermost ServerEPSS 0.2%CVE-2026-4286LOWPlaybooks Plugin fails to validate team transfers, allowing unauthorized removal of member access via playbook updateEPSS 0.2%CVE-2025-24920MEDIUMUnauthorized Bookmark Creation and Modification in Archived ChannelsEPSS 0.2%CVE-2024-32045MEDIUMPlaybook run link to private channel grants channel accessEPSS 0.2%CVE-2026-9597MEDIUMDeactivated guest accounts can authenticate via magic-link token in Mattermost REST API login endpointEPSS 0.2%CVE-2026-4274MEDIUMInsufficient authorization in shared channel membership sync grants team-level access instead of channel-level accessEPSS 0.2%CVE-2026-28735MEDIUMGitHub OAuth Scope ValidationEPSS 0.2%CVE-2025-2475MEDIUMUnauthorized Bot Login Using CredentialsEPSS 0.2%CVE-2026-6333LOWSSRF via Host Header Spoofing in Custom Slash CommandsEPSS 0.2%CVE-2025-3611LOWImproper Access Control in Mattermost allows System Managers to view team details despite role restrictionsEPSS 0.2%CVE-2025-13870LOWUnauthorized access and subscription vulnerability in BoardsEPSS 0.2%CVE-2024-2447MEDIUMMattermost versions 8.1.x before 8.1.11, 9.3.x before 9.3.3, 9.4.x before 9.4.4, and 9.5.x before 9.5.2 fail to authenticate the source of cEPSS 0.2%CVE-2025-24839LOWUnauthorized AI bot activation via Wrangler pluginEPSS 0.2%CVE-2025-4128LOWMattermost Guest User Information Disclosure VulnerabilityEPSS 0.2%CVE-2024-42406MEDIUMUnauthorized access on archived channelsEPSS 0.2%CVE-2025-47870MEDIUMTeam invite ID leaked to team admin with no member invite privilegesEPSS 0.2%CVE-2026-3590MEDIUMRace Condition in Guest Magic Link Authentication Allows Token ReuseEPSS 0.2%