CVE-2026-8932

🚨 CVE-2026-8932 - The Oldest libcurl Security Bug Incomplete mTLS Configuration Matching in libcurl The oldest security vulnerability ever fixed in libcurl—remaining unnoticed for over 25 years. 📖 Overview CVE-2026-8932 is a security vulnerability in libcurl where the library may incorrectly reus...

CVE-2026-3805-curl-SMB-UAF

CVE-2026-3805: Use-After-Free in curl SMB Connection Reuse I found a use-after-free vulnerability in libcurl's SMB protocol handler. When a second SMB transfer reuses an existing connection to the same server, the file path for the new request req-path is a dangling pointer to freed heap memory...

AZL-99876 CVE-2026-80231 affecting package tensorflow 2.16.1-11

A flaw in libcurl makes it wrongly reuse an existing HTTPS connection setup for a given hostname even when using a different Native CA Store setting CURLSSLOPTNATIVECA than when the connection was created...

AZL-99758 CVE-2026-80231 affecting package curl 8.11.1-11

A flaw in libcurl makes it wrongly reuse an existing HTTPS connection setup for a given hostname even when using a different Native CA Store setting CURLSSLOPTNATIVECA than when the connection was created...

AZL-99831 CVE-2026-80231 affecting package rust 1.75.0-30

A flaw in libcurl makes it wrongly reuse an existing HTTPS connection setup for a given hostname even when using a different Native CA Store setting CURLSSLOPTNATIVECA than when the connection was created...

CVE-2026-80231

A flaw in libcurl makes it wrongly reuse an existing HTTPS connection setup for a given hostname even when using a different Native CA Store setting CURLSSLOPTNATIVECA than when the connection was created...

AZL-99807 CVE-2026-80231 affecting package mysql 8.0.46-1

A flaw in libcurl makes it wrongly reuse an existing HTTPS connection setup for a given hostname even when using a different Native CA Store setting CURLSSLOPTNATIVECA than when the connection was created...

AZL-99855 CVE-2026-80231 affecting package rust 1.90.0-10

A flaw in libcurl makes it wrongly reuse an existing HTTPS connection setup for a given hostname even when using a different Native CA Store setting CURLSSLOPTNATIVECA than when the connection was created...

ALPINE-CVE-2026-80231

A flaw in libcurl makes it wrongly reuse an existing HTTPS connection setup for a given hostname even when using a different Native CA Store setting CURLSSLOPTNATIVECA than when the connection was created...

AZL-99774 CVE-2026-80231 affecting package cmake 3.30.3-15

A flaw in libcurl makes it wrongly reuse an existing HTTPS connection setup for a given hostname even when using a different Native CA Store setting CURLSSLOPTNATIVECA than when the connection was created...

AZL-99792 CVE-2026-19931 affecting package mysql 8.0.46-1

A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using empty credentials. This can make user B's request get sent over user A's previously authenticated connection...

AZL-99777 CVE-2026-19931 affecting package cmake 3.30.3-15

A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using empty credentials. This can make user B's request get sent over user A's previously authenticated connection...

AZL-99870 CVE-2026-19931 affecting package tensorflow 2.16.1-11

A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using empty credentials. This can make user B's request get sent over user A's previously authenticated connection...

CVE-2026-19931

A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using empty credentials. This can make user B's request get sent over user A's previously authenticated connection...

AZL-99819 CVE-2026-19931 affecting package rust 1.75.0-30

A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using empty credentials. This can make user B's request get sent over user A's previously authenticated connection...

AZL-99752 CVE-2026-19931 affecting package curl 8.11.1-11

A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using empty credentials. This can make user B's request get sent over user A's previously authenticated connection...

AZL-99843 CVE-2026-19931 affecting package rust 1.90.0-10

A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using empty credentials. This can make user B's request get sent over user A's previously authenticated connection...

ALPINE-CVE-2026-19931

A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using empty credentials. This can make user B's request get sent over user A's previously authenticated connection...

CVE-2026-80231

A flaw in libcurl makes it wrongly reuse an existing HTTPS connection setup for a given hostname even when using a different Native CA Store setting CURLSSLOPTNATIVECA than when the connection was created...

CVE-2026-80231

A flaw in libcurl makes it wrongly reuse an existing HTTPS connection setup for a given hostname even when using a different Native CA Store setting CURLSSLOPTNATIVECA than when the connection was created...