CVE-2026-63382

CVE-2026-63382 is a critical (CVSS 4.0: 9.2) HTTP request smuggling vulnerability in Libevent 's evhttp parser (http.c). Three combined bugs—improper handling of duplicate Transfer-Encoding headers, missing validation for comma-separated values ending in chunked, and acceptance of bare LF chunk t...

CVE-2026-63382 libevent evhttp: Multiple HTTP Parser Bugs Enable Request Smuggling

Libevent is an event notification library. Prior to 2.1.13 and 2.2.2-alpha, the libevent evhttp parser in http.c inconsistently handles duplicate Transfer-Encoding headers, comma-separated Transfer-Encoding values, and bare line feeds in chunked framing. evhttpfindheader can select only the first...

EulerOS 2.0 SP9 : golang (EulerOS-SA-2025-2125)

According to the versions of the golang packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : The net/http package improperly accepts a bare LF as a line terminator in chunked data chunk-size lines. This can permit request smuggling if a...

Security update for go1.23-openssl

This update for go1.23-openssl fixes the following issues: Update to version 1.23.9 bsc1229122: Security fixes: CVE-2024-45336: net/http: sensitive headers incorrectly sent after cross-domain redirect bsc1236046 CVE-2024-45341: crypto/x509: usage of IPv6 zone IDs can bypass URI name constraints...

CVE-2025-22871

The net/http package improperly accepts a bare LF as a line terminator in chunked data chunk-size lines. This can permit request smuggling if a net/http server is used in conjunction with a server that incorrectly accepts a bare LF as part of a chunk-ext...