CVE-2023-50463

Summary

CVE-2023-50463 is a vulnerability in the caddy-geo-ip middleware, specifically versions up to 0.6.0 of this package used with Caddy 2. This issue enables attackers to manipulate their IP address in X-Forwarded-For headers, allowing them to bypass certain protection mechanisms such as the trusted_proxy directive in reverse_proxy or IP address range restrictions. This can potentially lead to unauthorized access or other security breaches. Users are advised to update to a patched version of the caddy-geo-ip middleware to mitigate this risk.

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