Privilege escalation in Weaviate

CVE-2026-59093

Weaviate before 1.38.0 does not verify that a principal performing an RBAC role assignment holds the permissions granted by the assigned role. The assignRoleToUser and assignRoleToGroup handlers (POST /authz/users/{id}/assign and /authz/gr…

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-59093?
CVE-2026-59093 is a high-severity vulnerability in Weaviate, classified under Incorrect Privilege Assignment. CVSS score: 8.8/10. Published 2026-07-02.
How severe is CVE-2026-59093?
High severity. CVSS v3 base score is 8.8 out of 10.