Vulnerability Description
lakeFS through 1.83.0, fixed in commit 71a45ee, contains an authentication bypass vulnerability in the /setup_comm_prefs endpoint that allows unauthenticated attackers to overwrite operator metadata including email, name, and company after setup completion. Attackers can POST to this endpoint to modify security update preferences, disable security communications, and trigger falsified telemetry events using the legitimate installation ID.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Lakefs | Lakefs | <= 1.83.0 |
Related Weaknesses (CWE)
References
- https://github.com/treeverse/lakeFS/commit/71a45eeb1639d146d34b8effd7e86d077160ePatch
- https://github.com/treeverse/lakeFS/issues/10465ExploitIssue Tracking
- https://github.com/treeverse/lakeFS/pull/10499Issue TrackingPatch
- https://www.vulncheck.com/advisories/lakefs-unauthenticated-operator-metadata-ovPatchThird Party Advisory
FAQ
What is CVE-2026-66006?
CVE-2026-66006 is a vulnerability with a CVSS score of 5.3 (MEDIUM). lakeFS through 1.83.0, fixed in commit 71a45ee, contains an authentication bypass vulnerability in the /setup_comm_prefs endpoint that allows unauthenticated attackers to overwrite operator metadata i...
How severe is CVE-2026-66006?
CVE-2026-66006 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-66006?
Check the references section above for vendor advisories and patch information. Affected products include: Lakefs Lakefs.