CVE-2026-100373
mediumOpenMetadata through 2.0.2 contains a server-side request forgery vulnerability in the URLValidator.validateURL function that fails to properly resolve DNS hos…
OpenMetadata through 2.0.2 contains a server-side request forgery vulnerability in the URLValidator.validateURL function that fails to properly resolve DNS hostnames and validate internal addresses. Users permitted to create or update EventSubscription can set webhook destinations to internal hosts, allowing the server to send requests to private networks and cloud metadata endpoints while returning HTTP status codes that enable blind SSRF probing.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://gist.github.com/naif-alfardan/8a69e0648e11b07abe63f949346179c1 disclosure@vulncheck.com
- https://github.com/open-metadata/OpenMetadata disclosure@vulncheck.com
- https://github.com/open-metadata/OpenMetadata/blob/2.0.2-release/openmetadata-service/src/... disclosure@vulncheck.com
- https://github.com/open-metadata/OpenMetadata/commit/8f44482ac89bad9227df5b7f79beca2efe50c... disclosure@vulncheck.com
- https://github.com/open-metadata/OpenMetadata/issues/32592 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/openmetadata-through-2.0.2-ssrf-via-webhook-url-valid... disclosure@vulncheck.com