PT-2026-61950 · Red Hat · Red Hat Enterprise Linux 10+3

CVE-2026-59851 · Publicado 2026-07-21 · Atualizado 2026-07-21

NVD

CVSS v3.1

8.8

Alta

Vetor base

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

A flaw was found in libssh. On servers with GSSAPIKeyExchange enabled, the gssapi-keyex path does not verify whether the authenticated Kerberos principal is authorized for the requested local user, allowing authenticated clients to log in as arbitrary users.

Correção

Incorrect Authorization

Enumeração de Fraquezas

CWE-863

Identificadores relacionados

CVE-2026-59851

Produtos afetados

Red Hat Enterprise Linux 10

Red Hat Enterprise Linux 8

Red Hat Enterprise Linux 9

Red Hat Hardened Images

Referências · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-59851 · Nota de Segurança
• https://access.redhat.com/security/cve/CVE-2026-59851 · Nota
• https://bugzilla.redhat.com/show_bug.cgi?id=2498184 · Nota