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Ghost: Private IP filtering bypass to make server-side requests to internal services

🗓️ 04 Aug 2026 21:13:16Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 3 Views

Impact When making an external request, it is possible to bypass the IP filter that ensures the request isn't going to an internal service using an IPv6 literal which maps to a private IPv4 address. Vulnerable versions This vulnerability is presen...

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04 Aug 2026 21:13Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.15.8
EPSS0.00197
SSVC
3