{"id":"CVE-2026-33420","state":"PUBLISHED","title":"Vaultwarden missing authorization check allows Manager-role users to enumerate all collections","description":"Vaultwarden is a Bitwarden-compatible server written in Rust. In version 1.35.4 and earlier, the get_org_collections_details endpoint (GET /api/organizations/{org_id}/collections/details) is missing the has_full_access() authorization check that exists on the sibling get_org_collections endpoint. This allows any Manager-role user with accessAll=False and no collection assignments to retrieve the names, UUIDs, user-to-collection mappings, and group-to-collection mappings for all collections in the organization. This issue has been fixed in version 1.35.5.","publishedAt":"2026-05-05T19:12:24.969Z","updatedAt":"2026-05-06T14:24:04.636Z","severity":{"score":5.3,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["dani-garcia vaultwarden"],"affected":[{"vendor":"dani-garcia","product":"vaultwarden","versions":[{"version":"< 1.35.5","status":"affected"}]}],"references":["https://github.com/dani-garcia/vaultwarden/security/advisories/GHSA-jjxg-p3v6-52ww","https://github.com/dani-garcia/vaultwarden/releases/tag/1.35.5"],"weaknesses":["CWE-862"],"ingestedAt":"2026-10-29T20:11:40.391Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/33xxx/CVE-2026-33420.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-33420","state":"PUBLISHED","datePublished":"2026-05-05T19:12:24.969Z","dateUpdated":"2026-05-06T14:24:04.636Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-03-19T18:45:22.432Z"},"containers":{"cna":{"title":"Vaultwarden missing authorization check allows Manager-role users to enumerate all collections","descriptions":[{"lang":"en","value":"Vaultwarden is a Bitwarden-compatible server written in Rust. In version 1.35.4 and earlier, the get_org_collections_details endpoint (GET /api/organizations/{org_id}/collections/details) is missing the has_full_access() authorization check that exists on the sibling get_org_collections endpoint. This allows any Manager-role user with accessAll=False and no collection assignments to retrieve the names, UUIDs, user-to-collection mappings, and group-to-collection mappings for all collections in the organization. This issue has been fixed in version 1.35.5."}],"affected":[{"vendor":"dani-garcia","product":"vaultwarden","versions":[{"version":"< 1.35.5","status":"affected"}]}],"references":[{"url":"https://github.com/dani-garcia/vaultwarden/security/advisories/GHSA-jjxg-p3v6-52ww","name":"https://github.com/dani-garcia/vaultwarden/security/advisories/GHSA-jjxg-p3v6-52ww","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/dani-garcia/vaultwarden/releases/tag/1.35.5","name":"https://github.com/dani-garcia/vaultwarden/releases/tag/1.35.5","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-862","lang":"en","description":"CWE-862: Missing Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-05-05T19:12:24.969Z"},"source":{"advisory":"GHSA-jjxg-p3v6-52ww","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-06T14:23:53.164858Z","id":"CVE-2026-33420","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-06T14:24:04.636Z"}}]}}}