Fedify 1.2.11
Released on January 21, 2025.
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Fixed several security vulnerabilities of the
lookupWebFinger()
function. [CVE-2025-23221]-
Fixed a security vulnerability where the
lookupWebFinger()
function had followed the infinite number of redirects, which could lead to a denial of service attack. Now it follows up to 5 redirects. -
Fixed a security vulnerability where the
lookupWebFinger()
function had followed the redirects to other than the HTTP/HTTPS schemes, which could lead to a security breach. Now it follows only the same scheme as the original request. -
Fixed a security vulnerability where the
lookupWebFinger()
function had followed the redirects to the private network addresses, which could lead to a SSRF attack. Now it follows only the public network addresses.
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