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Tina: [Broken Access Control] letting any TinaCloud user authorize against any self-hosted site

🗓️ 17 Sep 2026 14:59:00Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 4 Views

TinaCloud users can authorize against any self-hosted Tina CMS site via unvalidated clientID.

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17 Sep 2026 14:59Current
CVSS 3.18.8
EPSS0.00488
SSVC
4