{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-41649", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-04-21T23:58:43.802Z", "datePublished": "2026-04-28T20:11:28.283Z", "dateUpdated": "2026-04-28T20:11:28.283Z"}, "containers": {"cna": {"title": "Outline has IDOR in document share creation that allows unauthorized access to private documents across workspaces", "problemTypes": [{"descriptions": [{"cweId": "CWE-639", "lang": "en", "description": "CWE-639: Authorization Bypass Through User-Controlled Key", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/outline/outline/security/advisories/GHSA-23jj-rp48-w7q7", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/outline/outline/security/advisories/GHSA-23jj-rp48-w7q7"}, {"name": "https://github.com/outline/outline/commit/1b91a295e10f58a1088c54f533773788325ff460", "tags": ["x_refsource_MISC"], "url": "https://github.com/outline/outline/commit/1b91a295e10f58a1088c54f533773788325ff460"}, {"name": "https://github.com/outline/outline/releases/tag/v1.7.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/outline/outline/releases/tag/v1.7.0"}], "affected": [{"vendor": "outline", "product": "outline", "versions": [{"version": ">= 0.86.0, < 1.7.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-04-28T20:11:28.283Z"}, "descriptions": [{"lang": "en", "value": "Outline is a service that allows for collaborative documentation. The `shares.create` API endpoint starting in version 0.86.0 and prior to version 1.7.0 has an insecure direct object reference.. When both `collectionId` and `documentId` are provided in the request, the authorization logic only checks access to the collection, completely ignoring the document. This allows an authenticated attacker to generate a valid public share link for any document on the platform, including documents belonging to other workspaces. The full document contents can then be retrieved via the `documents.info` endpoint. Version 1.7.0 contains a patch."}], "source": {"advisory": "GHSA-23jj-rp48-w7q7", "discovery": "UNKNOWN"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Outline is a service that allows for collaborative documentation. The `shares.create` API endpoint starting in version 0.86.0 and prior to version 1.7.0 has an insecure direct object reference.. When both `collectionId` and `documentId` are provided in the request, the authorization logic only checks access to the collection, completely ignoring the document. This allows an authenticated attacker to generate a valid public share link for any document on the platform, including documents belonging to other workspaces. The full document contents can then be retrieved via the `documents.info` endpoint. Version 1.7.0 contains a patch."}], "id": "CVE-2026-41649", "lastModified": "2026-04-28T22:16:49.747", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 4.0, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-04-28T22:16:49.747", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/outline/outline/commit/1b91a295e10f58a1088c54f533773788325ff460"}, {"source": "security-advisories@github.com", "url": "https://github.com/outline/outline/releases/tag/v1.7.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/outline/outline/security/advisories/GHSA-23jj-rp48-w7q7"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-639"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0.86.0,1.7.0)"}}], "enrichment": {"confidence": 91.0, "confidence_source": "matching", "scores": [{"score": 91.0, "source": "matching"}]}, "original": {"product": "outline", "source": "cna", "vendor": "outline"}, "product": "outline", "vendor": "getoutline"}], "created": "2026-04-29T01:30:06.141433+00:00", "updated": "2026-04-29T10:00:09.472358+00:00", "vendors": ["getoutline", "getoutline$PRODUCT$outline"]}