{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-67528", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-07-29T18:47:17.073Z", "datePublished": "2026-07-30T19:24:09.494Z", "dateUpdated": "2026-07-31T23:06:18.155Z"}, "containers": {"cna": {"title": "OpenProject: Improper Access Control through /api/v3/custom_options/:id via Path \"id\" leads to Sensitive Data Exposure", "problemTypes": [{"descriptions": [{"cweId": "CWE-863", "lang": "en", "description": "CWE-863: Incorrect Authorization", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/opf/openproject/security/advisories/GHSA-wr3w-qchj-p4cm", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/opf/openproject/security/advisories/GHSA-wr3w-qchj-p4cm"}, {"name": "https://github.com/opf/openproject/commit/a13fa079bc8040449570384c19f2d98f637179f1", "tags": ["x_refsource_MISC"], "url": "https://github.com/opf/openproject/commit/a13fa079bc8040449570384c19f2d98f637179f1"}, {"name": "https://github.com/opf/openproject/releases/tag/v17.6.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/opf/openproject/releases/tag/v17.6.0"}], "affected": [{"vendor": "opf", "product": "openproject", "versions": [{"version": "< 17.6.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-30T19:24:09.494Z"}, "descriptions": [{"lang": "en", "value": "OpenProject is open-source, web-based project management software. Prior to 17.6.0, GET /api/v3/custom_options/:id resolved CustomOption records by global numeric id and allowed UserCustomField and GroupCustomField options without checking visible(current_user), so authenticated non-admin users could enumerate sequential custom option ids and read labels belonging to admin_only user or group custom fields. This issue is fixed in 17.6.0."}], "source": {"advisory": "GHSA-wr3w-qchj-p4cm", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-31T23:06:08.257632Z", "id": "CVE-2026-67528", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-31T23:06:18.155Z"}}]}}

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{"affected": [{"affectedData": [{"product": "openproject", "vendor": "opf", "versions": [{"status": "affected", "version": "< 17.6.0"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "OpenProject is open-source, web-based project management software. Prior to 17.6.0, GET /api/v3/custom_options/:id resolved CustomOption records by global numeric id and allowed UserCustomField and GroupCustomField options without checking visible(current_user), so authenticated non-admin users could enumerate sequential custom option ids and read labels belonging to admin_only user or group custom fields. This issue is fixed in 17.6.0."}], "id": "CVE-2026-67528", "lastModified": "2026-07-31T23:17:26.553", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "[email protected]", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-67528", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-07-31T23:06:08.257632Z", "version": "2.0.3"}}]}, "published": "2026-07-30T20:18:14.613", "references": [{"source": "[email protected]", "url": "https://github.com/opf/openproject/commit/a13fa079bc8040449570384c19f2d98f637179f1"}, {"source": "[email protected]", "url": "https://github.com/opf/openproject/releases/tag/v17.6.0"}, {"source": "[email protected]", "url": "https://github.com/opf/openproject/security/advisories/GHSA-wr3w-qchj-p4cm"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-863"}], "source": "[email protected]", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,17.6.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "openproject", "source": "cna", "vendor": "opf"}, "product": "openproject", "vendor": "opf"}], "created": "2026-07-30T20:25:52.551611+00:00", "updated": "2026-08-03T10:45:03.604533+00:00", "vendors": ["opf", "opf$PRODUCT$openproject"]}