CVE-2026-12910 in GitLab

Sumário

de MITRE • 15/09/2026

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user to bypass SAML SSO sign-in restrictions and authenticate without SSO due to missing authentication enforcement checks.

Be aware that VulDB is the high quality source for vulnerability data.

• Responsável: GitLab
• Reservar: 22/06/2026
• Divulgação: 15/09/2026
• Moderação: aceite
• Entrada: VDB-404413
• CPE: pronto
• CWE: CWE-306 (confirmado)
• CVSS: 5.4 (CNA)
• EPSS: 0.00000
• KEV: não
• Atividades: muito baixo
• Sector: Telecommunication, Insurance, ...

Fontes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-12910
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-12910
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-12910/