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Vulnerabilities CVE-2026-44501

CVE-2026-44501

Medium
Open
TLP:CLEAR

DataHub OIDC REDIRECT_URL Cookie Deserialization Vulnerability

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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.

Details

CVSS Score
4.3
EPSS Score
0.14%

3.7th percentile

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Confidence
90%
Published
May 14, 2026
Last Modified
May 14, 2026
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