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GHSA-C8W2-FGVX-VHV4 kcp front-proxy does not strip inbound X-Remote-* identity headers, allowing any authenticated client to inject groups/warrants and impersonate system:masters in any workspace

🗓️ 18 Sep 2026 17:15:49Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 8 Views

Authenticated users can inject X-Remote-* headers via kcp front-proxy to impersonate system:masters.

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28 Sep 2026 17:11Current
6.3Medium risk
Vulners AI Score6.3
CVSS 3.19.9
EPSS0.00384
8