curl: Connection reuse ignores haproxyprotocol and HAPROXY_CLIENT_IP settings, allowing PROXY context to persist across transfers

Summary: libcurl's connection pool match logic does not include the CURLOPTHAPROXYPROTOCOL setting or the CURLOPTHAPROXYCLIENTIP value in its connection match key. Two transfers issued through the same Curleasy or via a shared connection cache CURLLOCKDATACONNECT therefore share one TCP connectio...

CLSA-2026-1778934210 Fix of 7 CVEs

SECURITY UPDATE: off-by-one OOB read in modproxyajp message getters - debian/patches/CVE-2026-33857.patch: tighten length checks msg-len - = msg-len in ajpmsggetuint8/16/32 and ajpmsgpeekuint8/16 in modules/proxy/ajpmsg.c. - CVE-2026-33857 SECURITY UPDATE: heap over-read in modproxyajp via missin...

Sensitive Information Exposure

Portainer Community Edition is vulnerable to Exposure of Sensitive Information. The vulnerability is due to the authentication middleware accepting JWT bearer tokens through the ?token= URL query parameter, which allows an attacker to obtain authentication tokens from browser history, proxy logs,...

Improper Handling Of The HTTP Connection Header

@fastify/reply-from and @fastify/http-proxy are vulnerable to Improper Handling of the HTTP Connection Header. The vulnerability is due to processing the client-supplied Connection header after proxy-added headers have been inserted, which allows an attacker to selectively remove security, routin...

SUSE SLED15 / SLES15 Security Update : go1.25 (SUSE-SU-2026:1862-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1862-1 advisory. This update for go1.25 fixes the following issues Security issues: - CVE-2026-33811: net: crash when handling...

[SECURITY] Fedora 42 Update: nginx-1.30.1-1.fc42

Nginx is a web server and a reverse proxy server for HTTP, SMTP, POP3 and IMAP protocols, with a strong focus on high concurrency, performance and low memory usage...

Improper Check for Unusual or Exceptional Conditions

Overview Affected versions of this package are vulnerable to Improper Check for Unusual or Exceptional Conditions via the image proxy process. An attacker can cause a denial of service on client systems by serving malicious SVG files from an attacker-controlled origin with a misleading Content-Ty...

Information Disclosure

Zabbix is vulnerable to an information disclosure. The vulnerability is due to the reuse of JavaScript Duktape contexts in Zabbix Server/Proxy, which allows a regular non-super administrator to leak sensitive data from hosts they are not authorized to access through shared global JavaScript...

[SECURITY] Fedora 43 Update: nginx-1.30.1-1.fc43

Nginx is a web server and a reverse proxy server for HTTP, SMTP, POP3 and IMAP protocols, with a strong focus on high concurrency, performance and low memory usage...

[SECURITY] Fedora 44 Update: nginx-1.30.1-1.fc44

Nginx is a web server and a reverse proxy server for HTTP, SMTP, POP3 and IMAP protocols, with a strong focus on high concurrency, performance and low memory usage...

CVE-2026-44556 Open WebUI: responses passthrough endpoint lacks access control authorization

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the /responses endpoint in the OpenAI router accepts any authenticated user and forwards requests directly to upstream LLM providers without enforcing per-model access control. While...

CVE-2026-4054 SVG content served through Mattermost image proxy despite Content-Type restrictions causes client-side denial of service

Mattermost versions 11.5.x = 11.5.1, 10.11.x = 10.11.13, 11.4.x = 11.4.3 Fail to validate the response body of proxied images, which allows a remote attacker to enact client-side DoS via an SVG file served from an attacker-controlled origin under a non-SVG Content-Type header e.g. image/png...

CVE-2026-4054 SVG content served through Mattermost image proxy despite Content-Type restrictions causes client-side denial of service

Mattermost versions 11.5.x = 11.5.1, 10.11.x = 10.11.13, 11.4.x = 11.4.3 Fail to validate the response body of proxied images, which allows a remote attacker to enact client-side DoS via an SVG file served from an attacker-controlled origin under a non-SVG Content-Type header e.g. image/png...

[SECURITY] [DLA 4584-1] openssh security update

Debian LTS Advisory DLA-4584-1 [email protected] https://www.debian.org/lts/security/ Santiago Ruano Rincón May 15, 2026 https://wiki.debian.org/LTS Package : openssh Version : 1:8.4p1-5+deb11u7 CVE ID : CVE-2025-61984 CVE-2025-61985 CVE-2026-35385 CVE-2026-35386 CVE-2026-35387...

CLSA-2026-1778847162 httpd: Fix of CVE-2026-28780

CVE-2026-28780: heap-based buffer overflow in ajpmsgcheckheader in modproxyajp when proxying to a malicious AJP backend that returns an oversized response, allowing a 4-byte out-of-bounds write past the heap buffer...

CVE-2026-45184

A flaw was found in Kdenlive. This vulnerability allows an attacker to use dangerous proxy parameters when a user opens a specially crafted project file. Successful exploitation could lead to arbitrary code execution or information disclosure on the affected system...

OESA-2026-2319 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: An escalation of privilege bug in various modules in Apache HTTP 2.4.66 and earlier allows local .htaccess authors to read files with the privileges of the httpd user. Users are recommended to upgrade to...

OESA-2026-2317 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: Heap-based Buffer Overflow vulnerability in modproxyajp of Apache HTTP Server. If modproxyajp connects to a malicious AJP server this AJP server can send a malicious AJP message back to modproxyajp and...

OESA-2026-2300 python-urllib3 security update

HTTP library with thread-safe connection pooling, file post support, sanity friendly, and more. Security Fixes: urllib3 is an HTTP client library for Python. From 1.23 to before 2.7.0, cross-origin redirects followed from the low-level API via ProxyManager.connectionfromurl.urlopen...,...

OESA-2026-2287 xdg-dbus-proxy security update

xdg-dbus-proxy is a filtering proxy for D-Bus connections. It was originally part of the flatpak project, but it has been broken out as a standalone module to facilitate using it in other contexts. Security Fixes: xdg-dbus-proxy is a filtering proxy for D-Bus connections. Prior to 0.1.7, a policy...