CVE-2026-53539

A flaw was found in Python-Multipart, a streaming multipart parser. A remote attacker can exploit this vulnerability by submitting a specially crafted application/x-www-form-urlencoded body. This can cause the QuerystringParser to perform inefficient processing, leading to excessive CPU...

OSV-2026-959 Heap-use-after-free in Wt::Http::Request::parseFormUrlEncoded

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=526224351 Crash type: Heap-use-after-free READ 8 Crash state: Wt::Http::Request::parseFormUrlEncoded Wt::CgiParser::parse fuzz-cgi.C...

Vapor vulnerable to denial of service in URLEncodedFormDecoder

Vapor is an HTTP web framework for Swift. Vapor versions earlier than 4.61.1 are vulnerable to a denial of service in the URLEncodedFormDecoder. Impact When using automatic content decoding, e.g. swift app.post"foo" request - String in let foo = try request.content.decodeFoo.self return "\foo" An...