Astra Linux – Vulnerability in HAPProxy

A issue was discovered in HAProxy 2.2 before 2.2.16, 2.3 before 2.3.13, and 2.4 before 2.4.3. This issue can lead to a situation where the HTTP Host header is controlled by an attacker, due to a mismatch between the Host field and its corresponding authority value being mishandled...

Astra Linux – Vulnerability in HAPProxy

In HAProxy versions 2.2 through 3.1.6, under certain unusual configurations, there is a heap-based buffer overflow due to improper handling of replacing multiple short patterns with a longer one...

Astra Linux – Vulnerability in HAPProxy

Before version 2.7.3, HAProxy might allow a bypass of access control mechanisms, as HTTP/1 headers were inadvertently lost in certain situations, also known as “request smuggling.” The HTTP header parsers in HAProxy might accept empty header field names, which could be used to omit the list of HT...

CVE-2026-26080

A flaw was found in HAProxy. An attacker can exploit a vulnerability where the software mishandles varint variable-length integer encoding. This can cause HAProxy to enter an infinite loop or crash, leading to a denial of service for affected systems. Mitigation No mitigation is required. No Red...

CVE-2026-26081

A flaw was found in HAProxy. This vulnerability, stemming from a missing length check in the NEWTOKEN format, could allow a remote attacker to cause a low impact on data integrity and availability. This means an attacker might be able to subtly alter data or temporarily disrupt the service...

haproxy security update

An update is available for haproxy. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The haproxy packages provide a reliable, high-performance network load...

RHSA-2026:55862 Red Hat Security Advisory: haproxy security update

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RHSA-2026:55860 Red Hat Security Advisory: haproxy security update

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RHSA-2026:55861 Red Hat Security Advisory: haproxy security update

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RHSA-2026:55859 Red Hat Security Advisory: haproxy security update

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RHSA-2026:55803 Red Hat Security Advisory: haproxy security update

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RHSA-2026:55802 Red Hat Security Advisory: haproxy security update

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RHSA-2026:55801 Red Hat Security Advisory: haproxy security update

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RHSA-2026:55800 Red Hat Security Advisory: haproxy security update

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RHSA-2026:55772 Red Hat Security Advisory: haproxy security update

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RHSA-2026:55679 Red Hat Security Advisory: haproxy security update

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haproxy security update

An update is available for haproxy. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The haproxy packages provide a reliable, high-performance network load balanc...

RLSA-2026:55772 Important: haproxy security update

The haproxy packages provide a reliable, high-performance network load balancer for TCP and HTTP-based applications. Security Fixes: haproxy: HAProxy: Denial of Service via HPACK dynamic table insertions CVE-2026-55204 haproxy: HAProxy: Response smuggling due to integer overflow in FastCGI record...

RLSA-2026:55859 Important: haproxy security update

The haproxy packages provide a reliable, high-performance network load balancer for TCP and HTTP-based applications. Security Fixes: haproxy: HAProxy: Denial of Service via HPACK dynamic table insertions CVE-2026-55204 For more details about the security issues, including the impact, a CVSS score...

haproxy security update

An update is available for haproxy. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The haproxy packages provide a reliable, high-performance network load balanc...