{"id":"CVE-2026-42303","state":"PUBLISHED","title":"Fides: Privacy Request Identity Verification Bypass Vulnerability via Duplicate Detection","description":"Fides is an open-source privacy engineering platform. From 2.75.0 to before 2.83.2, Fides deployments that enable both subject identity verification and duplicate privacy request detection are affected by a vulnerability in which an administrator can approve a privacy request whose identity was never verified. For erasure policies, this can result in unauthorized deletion of a data subject's records across every integration configured in the affected deployment. This vulnerability is fixed in 2.83.2.","publishedAt":"2026-05-12T17:29:22.285Z","updatedAt":"2026-05-12T18:40:09.815Z","severity":{"score":6.1,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:H/SA:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["ethyca fides"],"affected":[{"vendor":"ethyca","product":"fides","versions":[{"version":">= 2.75.0, < 2.83.2","status":"affected"}]}],"references":["https://github.com/ethyca/fides/security/advisories/GHSA-qx5f-ghc2-7g5c","https://github.com/ethyca/fides/pull/7971","https://github.com/ethyca/fides/pull/7972","https://github.com/ethyca/fides/commit/0e320b20934eb5af3a3d5127dba2691605d7ff37","https://github.com/ethyca/fides/commit/e7a6527b0f9fdc9887b86a89bb5453e7421882dd","https://github.com/ethyca/fides/releases/tag/2.83.2"],"weaknesses":["CWE-288","CWE-306","CWE-841"],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/42xxx/CVE-2026-42303.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-42303","state":"PUBLISHED","datePublished":"2026-05-12T17:29:22.285Z","dateUpdated":"2026-05-12T18:40:09.815Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-04-26T12:13:55.552Z"},"containers":{"cna":{"title":"Fides: Privacy Request Identity Verification Bypass Vulnerability via Duplicate Detection","descriptions":[{"lang":"en","value":"Fides is an open-source privacy engineering platform. From 2.75.0 to before 2.83.2, Fides deployments that enable both subject identity verification and duplicate privacy request detection are affected by a vulnerability in which an administrator can approve a privacy request whose identity was never verified. For erasure policies, this can result in unauthorized deletion of a data subject's records across every integration configured in the affected deployment. This vulnerability is fixed in 2.83.2."}],"affected":[{"vendor":"ethyca","product":"fides","versions":[{"version":">= 2.75.0, < 2.83.2","status":"affected"}]}],"references":[{"url":"https://github.com/ethyca/fides/security/advisories/GHSA-qx5f-ghc2-7g5c","name":"https://github.com/ethyca/fides/security/advisories/GHSA-qx5f-ghc2-7g5c","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/ethyca/fides/pull/7971","name":"https://github.com/ethyca/fides/pull/7971","tags":["x_refsource_MISC"]},{"url":"https://github.com/ethyca/fides/pull/7972","name":"https://github.com/ethyca/fides/pull/7972","tags":["x_refsource_MISC"]},{"url":"https://github.com/ethyca/fides/commit/0e320b20934eb5af3a3d5127dba2691605d7ff37","name":"https://github.com/ethyca/fides/commit/0e320b20934eb5af3a3d5127dba2691605d7ff37","tags":["x_refsource_MISC"]},{"url":"https://github.com/ethyca/fides/commit/e7a6527b0f9fdc9887b86a89bb5453e7421882dd","name":"https://github.com/ethyca/fides/commit/e7a6527b0f9fdc9887b86a89bb5453e7421882dd","tags":["x_refsource_MISC"]},{"url":"https://github.com/ethyca/fides/releases/tag/2.83.2","name":"https://github.com/ethyca/fides/releases/tag/2.83.2","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"ACTIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"HIGH","subAvailabilityImpact":"NONE","baseScore":6.1,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:H/SA:N","version":"4.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-288","lang":"en","description":"CWE-288: Authentication Bypass Using an Alternate Path or Channel","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-306","lang":"en","description":"CWE-306: Missing Authentication for Critical Function","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-841","lang":"en","description":"CWE-841: Improper Enforcement of Behavioral Workflow","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-05-12T17:29:22.285Z"},"source":{"advisory":"GHSA-qx5f-ghc2-7g5c","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/ethyca/fides/security/advisories/GHSA-qx5f-ghc2-7g5c","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-12T18:39:40.374950Z","id":"CVE-2026-42303","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-12T18:40:09.815Z"}}]}}}