What’s Vulnerable › Vulnerabilities
CVE-2026-44501: DataHub OIDC REDIRECT_URL Cookie Deserialization Vulnerability
- Severity: high (CVSS 7.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.1% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-05-14 · updated 2026-06-17
- Weakness: CWE-502
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
- datahub-project datahub: before 1.5.0.3 — fixed in 1.5.0.3
How to fix
Upgrade to a fixed version: datahub-project datahub 1.5.0.3. Check the vendor advisory for mitigations.
References
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