curl: CRLF Injection in HAProxy PROXY Protocol via CURLOPT_HAPROXY_CLIENT_IP allows IP spoofing and protocol injection

Summary: CURLOPTHAPROXYCLIENTIP introduced in curl 8.2.0 accepts arbitrary strings without any validation or sanitization before injecting them into the HAProxy PROXY protocol v1 header. An attacker who can influence the value passed to this option e.g., through a web application that proxies...

randstad-linux-azure-architect-poc

Randstad Azure Linux Architect — POC GitHub: https://gith...

CTF As a Service: A Reproducible and Scalable Infrastructure for Cybersecurity Training

Capture The Flag CTF competitions have established themselves as a highly effective pedagogical tool in cybersecurity education, offering students hands-on experience in realistic attack and defense scenarios. However, organizing and hosting these events requires considerable infrastructure effor...

Advisory ROSA-SA-2026-3253

Software: haproxy 3.2.13 WASP: ROSA-CHROME unaffected versions = haproxy-3.2.13-1 affected versions haproxy-3.2.13-1 CVE-ID: CVE-2025-11230 BDU-ID: 2025-13169 CVE-Crit: HIGH CVE-DESC.: A vulnerability in the HAProxy server software is related to algorithmic complexity. Exploitation of the...

PT-2026-32395

Name of the Vulnerable Software and Affected Versions HAProxy versions 2.6 through 3.3.5 Description The HTTP/3 parser fails to verify that the received body length aligns with a previously announced content-length when a stream is closed using a frame with an empty payload. This discrepancy can...

CVE-2026-27811 Roxy-WI has a Command Injection via diff parameter in config comparison allows authenticated RCE

Roxy-WI is a web interface for managing Haproxy, Nginx, Apache and Keepalived servers. Prior to version 8.2.6.3, a command injection vulnerability exists in the /config/compare///show endpoint, allowed authenticated users to execute arbitrary system commands on the app host. The vulnerability...

EulerOS 2.0 SP11 : haproxy (EulerOS-SA-2026-1580)

According to the versions of the haproxy package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Inefficient algorithm complexity in mjson in HAProxy allows remote attackers to cause a denial of service via specially crafted JSON...

Huawei EulerOS: Security Advisory for haproxy (EulerOS-SA-2026-1608)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Huawei EulerOS: Security Advisory for haproxy (EulerOS-SA-2026-1580)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

EulerOS 2.0 SP11 : haproxy (EulerOS-SA-2026-1608)

According to the versions of the haproxy package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Inefficient algorithm complexity in mjson in HAProxy allows remote attackers to cause a denial of service via specially crafted JSON...

openSUSE 16 Security Update : haproxy (openSUSE-SU-2026:20290-1)

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20290-1 advisory. - Update to version 3.2.12+git0.6011f448e - CVE-2026-26081: Fixed a DOS vulnerability in QUIC. bsc1257976 - CVE-2026-26080: Fixed a DOS...

Security update for haproxy (moderate)

openSUSE security update: security update for haproxy ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:20290-1 Rating: moderate References: bsc1257521 bsc1257976 Cross-References: CVE-2026-26080 CVE-2026-26081 CVSS scores: CVE-2026-26080 SUSE : 7.5...

SUSE-SU-2026:20616-1 Security update for haproxy

This update for haproxy fixes the following issues: - Update to version 3.2.12+git0.6011f448e - CVE-2026-26081: Fixed a DOS vulnerability in QUIC. bsc1257976 - CVE-2026-26080: Fixed a DOS vulnerability in QUIC. bsc1257976...

OPENSUSE-SU-2026:20290-1 Security update for haproxy

This update for haproxy fixes the following issues: - Update to version 3.2.12+git0.6011f448e - CVE-2026-26081: Fixed a DOS vulnerability in QUIC. bsc1257976 - CVE-2026-26080: Fixed a DOS vulnerability in QUIC. bsc1257976...

SUSE-SU-2026:20620-1 Security update for haproxy

This update for haproxy fixes the following issues: - Update to version 3.2.12+git0.6011f448e - CVE-2026-26081: Fixed a DOS vulnerability in QUIC. bsc1257976 - CVE-2026-26080: Fixed a DOS vulnerability in QUIC. bsc1257976...

SUSE-SU-2026:20557-1 Security update for haproxy

This update for haproxy fixes the following issues: - Update to version 3.2.12+git0.6011f448e - CVE-2026-26081: Fixed a DOS vulnerability in QUIC. bsc1257976 - CVE-2026-26080: Fixed a DOS vulnerability in QUIC. bsc1257976...

Ubuntu: Security Advisory (USN-8036-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Ubuntu 25.10 : HAProxy vulnerability (USN-8036-1)

The remote Ubuntu 25.10 host has packages installed that are affected by a vulnerability as referenced in the USN-8036-1 advisory. Asim Viladi Oglu Manizada discovered that HAProxy incorrectly handled certain INITIAL packets. A remote attacker could possibly use this issue to cause HAProxy to...

Linux Distros Unpatched Vulnerability : CVE-2026-26080

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Debian Linux - haproxy - None CVE-2026-26080 Note that Nessus relies on the presence of the package as reported by the vendor. %NASLMINLEVEL 80900 C Tenable, In...

Linux Distros Unpatched Vulnerability : CVE-2026-26081

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - HAProxy Community Edition 3.0 through 3.3 before 3.3.3 lacks a length check for the NEWTOKEN format. HAProxy Enterprise and ALOHA are also affected...