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OpenAdvisories
Medium · 4.3 CVE-2026-44501 EUVD-2026-30321

DataHub OIDC REDIRECT_URL Cookie Deserialization Vulnerability

Published May 14, 2026 · Updated May 14, 2026 · Assigned by GitHub_M

Description

DataHub is an open-source metadata platform. Prior to 1.5.0.3, The DataHub frontend (datahub-frontend-react) deserializes attacker-controlled Java objects from the REDIRECT_URL HTTP cookie during the OIDC callback flow, with no integrity protection (no HMAC, no encryption). This is a Deserialization of Untrusted Data vulnerability (CWE-502) affecting the GET /callback/oidc endpoint. Successful exploitation requires a valid user account in the configured OIDC identity provider This vulnerability is fixed in 1.5.0.3.

Affected products

VendorProductAffectedFixed
datahub-project datahub < 1.5.0.3 —

References