CVE-2026-27478

CRITICAL

9.1

Descricao

Unity Catalog is an open, multi-modal Catalog for data and AI. In 0.4.0 and earlier, a critical authentication bypass vulnerability exists in the Unity Catalog token exchange endpoint (/api/1.0/unity-control/auth/tokens). The endpoint extracts the issuer (iss) claim from incoming JWTs and uses it to dynamically fetch the JWKS endpoint for signature validation without validating that the issuer is a trusted identity provider.

Detalhes CVE

Pontuacao CVSS v3.19.1

SeveridadeCRITICAL

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado3/11/2026

Ultima modificacao3/16/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

unitycatalog:unitycatalog

Fraquezas (CWE)

CWE-290CWE-346CWE-1390

Referencias

https://github.com/unitycatalog/unitycatalog/security/advisories/GHSA-qqcj-rghw-829x(security-advisories@github.com)

Correlacoes IOC

Sem correlacoes registradas

This product uses data from the NVD API but is not endorsed or certified by the NVD.