{"id":"CVE-2026-28217","state":"PUBLISHED","title":"IDOR in GraphQL userCollection Query Exposes Other Users' Private Collections","description":"hoppscotch is an open source API development ecosystem. Prior to version 2026.2.0, the `userCollection` GraphQL query accepts an arbitrary collection ID and returns the full collection data — including title, type, and the serialized `data` field containing HTTP requests with headers and potentially secrets — to any authenticated user, without verifying that the requesting user owns the collection. This is an Insecure Direct Object Reference (IDOR) caused by a missing authorization check that exists on every other operation in the same resolver. Version 2026.2.0 fixes the issue.","publishedAt":"2026-02-26T22:38:33.854Z","updatedAt":"2026-02-27T18:42:07.857Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["hoppscotch hoppscotch"],"affected":[{"vendor":"hoppscotch","product":"hoppscotch","versions":[{"version":"< 2026.2.0","status":"affected"}]}],"references":["https://github.com/hoppscotch/hoppscotch/security/advisories/GHSA-m5pg-r4jp-qq75","https://github.com/hoppscotch/hoppscotch/releases/tag/2026.2.0"],"weaknesses":["CWE-862"],"ingestedAt":"2026-10-29T20:11:31.369Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/28xxx/CVE-2026-28217.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-28217","state":"PUBLISHED","datePublished":"2026-02-26T22:38:33.854Z","dateUpdated":"2026-02-27T18:42:07.857Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-02-25T15:28:40.649Z"},"containers":{"cna":{"title":"IDOR in GraphQL userCollection Query Exposes Other Users' Private Collections","descriptions":[{"lang":"en","value":"hoppscotch is an open source API development ecosystem. Prior to version 2026.2.0, the `userCollection` GraphQL query accepts an arbitrary collection ID and returns the full collection data — including title, type, and the serialized `data` field containing HTTP requests with headers and potentially secrets — to any authenticated user, without verifying that the requesting user owns the collection. This is an Insecure Direct Object Reference (IDOR) caused by a missing authorization check that exists on every other operation in the same resolver. Version 2026.2.0 fixes the issue."}],"affected":[{"vendor":"hoppscotch","product":"hoppscotch","versions":[{"version":"< 2026.2.0","status":"affected"}]}],"references":[{"url":"https://github.com/hoppscotch/hoppscotch/security/advisories/GHSA-m5pg-r4jp-qq75","name":"https://github.com/hoppscotch/hoppscotch/security/advisories/GHSA-m5pg-r4jp-qq75","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/hoppscotch/hoppscotch/releases/tag/2026.2.0","name":"https://github.com/hoppscotch/hoppscotch/releases/tag/2026.2.0","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","version":"3.1"}}],"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":"2026-02-26T22:38:33.854Z"},"source":{"advisory":"GHSA-m5pg-r4jp-qq75","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-27T18:41:50.745815Z","id":"CVE-2026-28217","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-27T18:42:07.857Z"}}]}}}