21 matches found
curl: CURLOPT_PROXYHEADER is not part of the HTTP-proxy connection reuse key: a second CONNECT-tunnel transfer silently reuses the first tunnel's Proxy-Auth
Summary When libcurl tunnels through an HTTP proxy with CONNECT HTTPS-over-proxy, the custom headers set via CURLOPTPROXYHEADER are sent to the proxy once, at tunnel-setup time lib/httpproxy.c:63-83. The connection-reuse decision for a proxied connection, however, does not take proxyheaders into...
curl: curl: Unauthorized access due to improper HTTP proxy connection reuse
A flaw was found in curl. This vulnerability allows curl to wrongly reuse an existing HTTP proxy connection when performing a CONNECT request to a server, even if the new request uses different authentication credentials for the HTTP proxy. This improper connection reuse could lead to an attacker...
curl: curl: Unauthorized access due to improper HTTP proxy connection reuse
A flaw was found in curl. This vulnerability allows curl to wrongly reuse an existing HTTP proxy connection when performing a CONNECT request to a server, even if the new request uses different authentication credentials for the HTTP proxy. This improper connection reuse could lead to an attacker...
Important: Red Hat Security Advisory: curl security update
An update for curl is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...
EulerOS 2.0 SP15 : curl (EulerOS-SA-2026-2879)
According to the versions of the curl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A vulnerability, which was classified as problematic, has been found in cURL up to 8.19.0 Network Utility Software. Affected by this issue is some...
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...
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...
EulerOS Virtualization 2.13.1 : curl (EulerOS-SA-2026-2368)
According to the versions of the curl packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : libcurl can in some circumstances reuse the wrong connection when asked to do an Negotiate-authenticated HTTP or HTTPS request. libcu...
CLSA-2026-1774366368 curl: Fix of 3 CVEs
CVE-2026-1965: fix incorrect connection reuse; prevent reuse of Negotiate- authenticated connections with different credentials and require authentication identity match - CVE-2026-3784: fix wrong proxy connection reuse with different credentials; check proxy user/password in proxyinfomatches to...
Security update for curl
This update for curl fixes the following issues: CVE-2026-1965: bad reuse of HTTP Negotiate connection bsc1259362. CVE-2026-3783: token leak with redirect and netrc bsc1259363. CVE-2026-3784: wrong proxy connection reuse with credentials bsc1259364. Patch Instructions: To install this SUSE update...
wrong proxy connection reuse with credentials
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UBUNTU-CVE-2026-3784
curl would wrongly reuse an existing HTTP proxy connection doing CONNECT to a server, even if the new request uses different credentials for the HTTP proxy. The proper behavior is to create or use a separate connection...
SUSE CVE-2026-3784
curl would wrongly reuse an existing HTTP proxy connection doing CONNECT to a server, even if the new request uses different credentials for the HTTP proxy. The proper behavior is to create or use a separate connection...
CVE-2026-3784
curl would wrongly reuse an existing HTTP proxy connection doing CONNECT to a server, even if the new request uses different credentials for the HTTP proxy. The proper behavior is to create or use a separate connection...
CVE-2026-3784
curl would wrongly reuse an existing HTTP proxy connection doing CONNECT to a server, even if the new request uses different credentials for the HTTP proxy. The proper behavior is to create or use a separate connection...
CVE-2026-3784 wrong proxy connection reuse with credentials
curl would wrongly reuse an existing HTTP proxy connection doing CONNECT to a server, even if the new request uses different credentials for the HTTP proxy. The proper behavior is to create or use a separate connection...
CVE-2026-3784
The curl (and libcurl ) software contains a vulnerability where it incorrectly reuses an existing HTTP proxy connection when performing a CONNECT request to a server. The flaw occurs even when the new request utilizes different credentials for the proxy, which should ideally trigger the creation ...
CURL-CVE-2026-3784 wrong proxy connection reuse with credentials
curl would wrongly reuse an existing HTTP proxy connection doing CONNECT to a server, even if the new request uses different credentials for the HTTP proxy. The proper behavior is to create or use a separate connection...
wrong proxy connection reuse with credentials
curl would wrongly reuse an existing HTTP proxy connection doing CONNECT to a server, even if the new request uses different credentials for the HTTP proxy. The proper behavior is to create or use a separate connection...