HIGH 7.1 NVD
CVE-2026-82280
Quivr through 0.0.322 fails to validate ownership in prompt endpoints, allowing authenticated users to modify any prompt by identifier. Attackers with read-only
Quivr through 0.0.322 fails to validate ownership in prompt endpoints, allowing authenticated users to modify any prompt by identifier. Attackers with read-only access to shared brains can read exposed prompt identifiers and overwrite system prompts affecting all brain users.
References
- https://github.com/QuivrHQ/quivr
- https://github.com/QuivrHQ/quivr/blob/v0.0.322/backend/api/quivr_api/modules/prompt/contro
- https://github.com/QuivrHQ/quivr/issues/3698
- https://www.vulncheck.com/advisories/quivr-prompt-endpoints-missing-ownership-validation
This high severity vulnerability with a CVSS score of 7.1 was published on 2026-08-28 via NVD.
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