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.
Metrics
Affected Vendors & Products
References
History
Thu, 30 Jul 2026 20:45:00 +0000
| Type | Values Removed | Values Added |
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| First Time appeared |
Opf
Opf openproject |
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| Vendors & Products |
Opf
Opf openproject |
Thu, 30 Jul 2026 19:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| Title | OpenProject: Improper Access Control through /api/v3/custom_options/:id via Path "id" leads to Sensitive Data Exposure | |
| Weaknesses | CWE-863 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-07-30T19:24:09.494Z
Reserved: 2026-07-29T18:47:17.073Z
Link: CVE-2026-67528
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OpenCVE Enrichment
Updated: 2026-07-30T20:25:52Z