EulerOS Virtualization 2.10.1 : curl (EulerOS-SA-2026-2816)

According to the versions of the curl packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : libcurl might in some circumstances reuse the wrong connection for SMBS transfers.libcurl features a pool of recent connections so th...

EulerOS Virtualization 2.10.0 : curl (EulerOS-SA-2026-2847)

According to the versions of the curl packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : libcurl might in some circumstances reuse the wrong connection for SMBS transfers.libcurl features a pool of recent connections so th...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization via improper validation in the ASP.NET Core Negotiate authentication handler. An attacker with valid credentials can elevate privileges by supplying crafted authentication data that bypasses intended validation...

Authentication Bypass by Assumed-Immutable Data

Overview Affected versions of this package are vulnerable to Authentication Bypass by Assumed-Immutable Data via improper parsing in the ASP.NET Core Negotiate authentication handler. An attacker can elevate privileges by supplying crafted authentication data that is parsed incorrectly, allowing...

EulerOS 2.0 SP10 : curl (EulerOS-SA-2026-2644)

According to the versions of the curl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : libcurl might in some circumstances reuse the wrong connection for SMBS transfers. libcurl features a pool of recent connections so that subsequent...

SUSE CVE-2026-8458

libcurl might in some circumstances reuse the wrong connection when asked to do Negotiate-authenticated ones, even when they are set to use different "services". libcurl features a pool of recent connections so that subsequent requests can reuse an existing connection to avoid overhead. When...

EulerOS 2.0 SP12 : curl (EulerOS-SA-2026-2583)

According to the versions of the curl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Using libcurl, when a custom Host: header is first set for an HTTP request and a second request is subsequently done using the same easy handle but...

ALPINE-CVE-2026-8458

libcurl might in some circumstances reuse the wrong connection when asked to do Negotiate-authenticated ones, even when they are set to use different "services". libcurl features a pool of recent connections so that subsequent requests can reuse an existing connection to avoid overhead. When...

AZL-91809 CVE-2026-8458 affecting package curl for versions less than 8.11.1-10

libcurl might in some circumstances reuse the wrong connection when asked to do Negotiate-authenticated ones, even when they are set to use different "services". libcurl features a pool of recent connections so that subsequent requests can reuse an existing connection to avoid overhead. When...

AZL-91824 CVE-2026-8458 affecting package cmake for versions less than 3.30.3-15

libcurl might in some circumstances reuse the wrong connection when asked to do Negotiate-authenticated ones, even when they are set to use different "services". libcurl features a pool of recent connections so that subsequent requests can reuse an existing connection to avoid overhead. When...

EUVD-2026-41504

libcurl might in some circumstances reuse the wrong connection when asked to do Negotiate-authenticated ones, even when they are set to use different 'services'. libcurl features a pool of recent connections so that subsequent requests can reuse an existing connection to avoid overhead. When...

CVE-2026-8458 wrong reuse for different services

libcurl might in some circumstances reuse the wrong connection when asked to do Negotiate-authenticated ones, even when they are set to use different "services". libcurl features a pool of recent connections so that subsequent requests can reuse an existing connection to avoid overhead. When...

CVE-2026-8458

The libcurl library contains a logical error in its connection reuse logic. When performing Negotiate-authenticated requests, the library might wrongfully reuse an existing connection to the same server that was authenticated using different "services" . This flaw can lead to incorrect authentica...

CVE-2026-8458 wrong reuse for different services

libcurl might in some circumstances reuse the wrong connection when asked to do Negotiate-authenticated ones, even when they are set to use different "services". libcurl features a pool of recent connections so that subsequent requests can reuse an existing connection to avoid overhead. When...

CVE-2026-8458

libcurl might in some circumstances reuse the wrong connection when asked to do Negotiate-authenticated ones, even when they are set to use different "services". libcurl features a pool of recent connections so that subsequent requests can reuse an existing connection to avoid overhead. When...

Security Bulletin: Multiple vulnerabilities impacts AIX due to cURL libcurl (CVE-2026-1965, CVE-2026-3783, CVE-2026-3784)

Summary Multiple vulnerabilities in the curl/libcurl are related to unauthorized access. Vulnerability Details CVEID:CVE-2026-1965 DESCRIPTION: libcurl can in some circumstances reuse the wrong connection when asked to do an Negotiate-authenticated HTTP or HTTPS request. libcurl features a pool o...

Security Bulletin: Vulnerability impacts AIX due to cURL libcurl (CVE-2026-5545).

Summary A logic error allows libcurl to reuse an existing Negotiate-authenticated connection even when a new request specifies different credentials for the same server. Vulnerability Details CVEID:CVE-2026-5545 DESCRIPTION: libcurl might in some circumstances reuse the wrong connection when aske...

Multiple vulnerabilities impacts AIX due to cURL libcurl (CVE-2025-14819 CVE-2026-1965 CVE-2026-3783 CVE-2026-3784 CVE-2026-5545)

IBM SECURITY ADVISORY First Issued: Fri Jun 26 01:16:13 CDT 2026 The most recent version of this document is available here: https://aix.software.ibm.com/aix/efixes/security/curladvisory10.asc Security Bulletin: Multiple vulnerabilities impacts AIX due to cURL libcurl CVE-2025-14819, CVE-2026-196...

libcurl 7.43.0 < 8.21.0 Wrong Negotiate Connection Reuse

The version of libcurl installed on the remote host is 7.43.0 prior to 8.21.0. It is, therefore, affected by an improper connection reuse vulnerability: - libcurl might in some circumstances reuse the wrong connection when asked to do Negotiate-authenticated ones, even when they are set to use...

UBUNTU-CVE-2026-8458

libcurl might in some circumstances reuse the wrong connection when asked to do Negotiate-authenticated ones, even when they are set to use different "services". libcurl features a pool of recent connections so that subsequent requests can reuse an existing connection to avoid overhead. When...