CVE-2026-1436

MEDIUM

6.5

Descricao

Improper Access Control (IDOR) in the Graylog API, version 2.2.3, which occurs when modifying the user ID in the URL. An authenticated user can access other user's profiles without proper authorization checks. Exploiting this vulnerability allows valid users of the system to be listed and sensitive third-party information to be accessed, such as names, email addresses, internal identifiers, and last activity. The endpoint 'http://<IP>:12900/users/<my_user>' does not implement object-level authorization validations.

Detalhes CVE

Pontuacao CVSS v3.16.5

SeveridadeMEDIUM

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosLOW

Interacao do usuarioNONE

Publicado2/18/2026

Ultima modificacao2/18/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

graylog:graylog

Fraquezas (CWE)

CWE-639

Referencias

https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-graylog(cve-coordination@incibe.es)

Correlacoes IOC

Sem correlacoes registradas

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