Proxy-Authorization Header Leakage in Apache HttpClient 4.x

CVE-2011-1498 · MEDIUM Severity

AV:N/AC:M/AU:N/C:P/I:N/A:N

Apache HttpClient 4.x before 4.1.1 in Apache HttpComponents, when used with an authenticating proxy server, sends the Proxy-Authorization header to the origin server, which allows remote web servers to obtain sensitive information by logging this header.

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