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SUSE CVE-2026-33555

🗓️ 14 Apr 2026 23:26:30Reported by Suse CVEType 
susecve
 susecve🔗 www.suse.com👁 8 Views

HAProxy before 3.3.6 fails to verify body length against content-length when a frame with an empty payload closes, enabling request smuggling.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB		CVE-2026-33555
13 Apr 202600:00
–attackerkb
CBLMariner		CVE-2026-33555 affecting package haproxy for versions less than 2.9.11-5
9 May 202603:31
–cbl_mariner
Circl		CVE-2026-33555
16 Apr 202620:00
–circl
CNNVD		HAProxy 安全漏洞
13 Apr 202600:00
–cnnvd
CVE		CVE-2026-33555
13 Apr 202600:00
–cve
Cvelist		CVE-2026-33555
13 Apr 202600:00
–cvelist
Debian		[SECURITY] [DSA 6291-1] haproxy security update
22 May 202620:18
–debian
Debian CVE		CVE-2026-33555
13 Apr 202600:00
–debiancve
Tenable Nessus		Debian dsa-6291 : haproxy - security update
25 May 202600:00
–nessus
Tenable Nessus		Fedora 43 : haproxy (2026-164a1e3151)
27 May 202600:00
–nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
SUSE Linux Enterprise Server15.6anyhaproxy2.8.11+git0.01c1056a4-150600.3.12.1haproxy-2.8.11+git0.01c1056a4-150600.3.12.1.noarch.rpm
SUSE Linux Enterprise Server15.7anyhaproxy2.8.11+git0.01c1056a4-150600.3.12.1haproxy-2.8.11+git0.01c1056a4-150600.3.12.1.noarch.rpm
SUSE Linux Micro6.0anyhaproxy2.8.11+git0.01c1056a4-3.1haproxy-2.8.11+git0.01c1056a4-3.1.noarch.rpm
SUSE Linux Micro6.1anyhaproxy2.8.11+git0.01c1056a4-slfo.1.1_3.1haproxy-2.8.11+git0.01c1056a4-slfo.1.1_3.1.noarch.rpm
OpenSUSE Leap16.0anyhaproxy3.2.15+git64.0fc44b458-160000.2.1haproxy-3.2.15+git64.0fc44b458-160000.2.1.noarch.rpm
SUSE Linux Micro6.2anyhaproxy3.2.15+git64.0fc44b458-160000.2.1haproxy-3.2.15+git64.0fc44b458-160000.2.1.noarch.rpm
SUSE Linux Enterprise Server16.0anyhaproxy3.2.15+git64.0fc44b458-160000.2.1haproxy-3.2.15+git64.0fc44b458-160000.2.1.noarch.rpm
SUSE Linux Enterprise Server for SAP applications16.0anyhaproxy3.2.15+git64.0fc44b458-160000.2.1haproxy-3.2.15+git64.0fc44b458-160000.2.1.noarch.rpm
OpenSUSE Tumbleweed–anyhaproxy3.3.6+git91.af5637e93-1.1haproxy-3.3.6+git91.af5637e93-1.1.noarch.rpm

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15 May 2026 01:59Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.14
EPSS0.00302
haproxyhttp threecontent lengthempty payloadrequest smugglingdesynchronizationolder versions
8