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OSV
OSV
•added 2026/07/03 10:43 p.m.•29 views

MAL-2026-6748 Malicious code in haproxy-config-client (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 6f86ffde45262c5d45a24458a85116ab5ca80451ce3d3159f9d7cad6599ad145 setup.py registers install, develop, and egginfo command hooks that run a routine which XOR-0x5A-decodes a list of attacker-controlled Cloudflare...

6.3AI score
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RedHat Linux
RedHat Linux
•added 2026/07/03 1:43 p.m.•15 views

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: haproxy: haproxy-3.0.25-0.1.hum1 aarch64, x8664 haproxy-3.0.25-0.1.hum1.src src...

9.1CVSS5.9AI score0.00576EPSS
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RedHat Linux
RedHat Linux
•added 2026/07/03 1:43 p.m.•13 views

haproxy: HAProxy: Response smuggling due to integer overflow in FastCGI record length handling

A flaw was found in HAProxy. A malicious FastCGI Fast Common Gateway Interface backend can exploit an integer overflow vulnerability in the fcgiconn structure's drl field. This occurs when specific contentLength and paddingLength values cause the drl field to wrap to zero, leading to incorrect...

9.1CVSS5.8AI score0.00576EPSS
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OSV
OSV
•added 2026/07/03 12:52 p.m.•11 views

SUSE-SU-2026:22515-1 Security update for haproxy

This update for haproxy fixes the following issues - CVE-2026-55203: integer overflow vulnerability in the fcgiconn structure's drl field that allows buffer misparse as new FCGI record headers bsc1268557. - CVE-2026-55204: null pointer dereference vulnerability in hpackdhtinsert within...

9.1CVSS5.9AI score0.00576EPSS
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OSV
OSV
•added 2026/07/03 12:16 p.m.•7 views

SUSE-SU-2026:22663-1 Security update for haproxy

This update for haproxy fixes the following issues - CVE-2026-55203: integer overflow vulnerability in the fcgiconn structure's drl field that allows buffer misparse as new FCGI record headers bsc1268557. - CVE-2026-55204: null pointer dereference vulnerability in hpackdhtinsert within...

9.1CVSS5.9AI score0.00576EPSS
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RedHat Linux
RedHat Linux
•added 2026/07/02 12:03 a.m.•17 views

netty-codec-haproxy: Netty-codec-haproxy: Denial of Service via malformed HAProxy message

A flaw was found in netty-codec-haproxy, a component of the Netty network application framework. A remote attacker can exploit this vulnerability by sending a specially crafted HAProxy message with a malformed PP2TYPESSL TLV Type-Length-Value header. This can lead to an IndexOutOfBoundsException...

7.5CVSS7.1AI score0.00882EPSS
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RedHat Linux
RedHat Linux
•added 2026/07/02 12:03 a.m.•19 views

netty-codec-haproxy: Netty HAProxy PROXY protocol v2 codec: Denial of Service via memory leak from crafted PROXY protocol headers

A flaw was found in the Netty HAProxy PROXY protocol v2 codec. A remote attacker can exploit this vulnerability by sending a specially crafted HAProxy PROXY protocol v2 header with nested PP2TYPESSL type-length-value TLV records. This can lead to a memory leak, causing the underlying cumulation...

8.7CVSS7.3AI score0.00882EPSS
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CBLMariner
CBLMariner
•added 2026/07/01 2:06 a.m.•16 views

CVE-2026-55203 affecting package haproxy for versions less than 2.9.11-7

CVE-2026-55203 affecting package haproxy for versions less than 2.9.11-7. A patched version of the package is available...

9.1CVSS5.8AI score0.00576EPSS
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CBLMariner
CBLMariner
•added 2026/07/01 2:06 a.m.•13 views

CVE-2026-55204 affecting package haproxy for versions less than 2.9.11-7

CVE-2026-55204 affecting package haproxy for versions less than 2.9.11-7. A patched version of the package is available...

8.7CVSS5.8AI score0.00484EPSS
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OSV
OSV
•added 2026/06/30 11:39 p.m.•21 views

BIT-HAPROXY-2026-33555

An issue was discovered in HAProxy before 3.3.6. The HTTP/3 parser does not check that the received body length matches a previously announced content-length when the stream is closed via a frame with an empty payload. This can cause desynchronization issues with the backend server and could be...

5.8CVSS5.8AI score0.00577EPSS
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Positive Technologies
Positive Technologies
•added 2026/06/30 12:00 a.m.•21 views

PT-2026-55077

An issue was discovered in HAProxy before 3.3.6. The HTTP/3 parser does not check that the received body length matches a previously announced content-length when the stream is closed via a frame with an empty payload. This can cause desynchronization issues with the backend server and could be...

5.8CVSS5.8AI score0.00577EPSS
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OSV
OSV
•added 2026/06/29 5:40 a.m.•26 views

BIT-HAPROXY-2026-55204 HAProxy - NULL Pointer Dereference in hpack_dht_insert Function

HAProxy through 3.4.0, fixed in commit 9a6d1fe, contains a null pointer dereference vulnerability in hpackdhtinsert within src/hpack-tbl.c that fails to validate the return value of hpackdhtdefrag when the memory pool is exhausted. An attacker can trigger HPACK dynamic table insertions under memo...

8.7CVSS5.6AI score0.00484EPSS
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Microsoft CVE
Microsoft CVE
•added 2026/06/27 8:07 a.m.•32 views

HAProxy - Integer Overflow in FCGI Demux Record Length Field

...

9.1CVSS5.8AI score0.00576EPSS
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Microsoft CVE
Microsoft CVE
•added 2026/06/27 8:07 a.m.•26 views

HAProxy - NULL Pointer Dereference in hpack_dht_insert Function

...

8.7CVSS5.8AI score0.00484EPSS
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Tenable Nessus
Tenable Nessus
•added 2026/06/27 12:00 a.m.•13 views

SUSE SLES15 Security Update : haproxy (SUSE-SU-2026:2652-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2652-1 advisory. This update for haproxy fixes the following issues - CVE-2026-55203: integer overflow vulnerability in the fcgiconn structure's drl field that...

9.1CVSS5.9AI score0.00576EPSS
SaveExploits0References7
Tenable Nessus
Tenable Nessus
•added 2026/06/27 12:00 a.m.•15 views

SUSE SLES15 Security Update : haproxy (SUSE-SU-2026:2651-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2651-1 advisory. This update for haproxy fixes the following issues - CVE-2026-55203: integer overflow vulnerability in the fcgiconn structure's drl field that...

9.1CVSS5.9AI score0.00576EPSS
SaveExploits0References7
SUSE Linux
SUSE Linux
•added 2026/06/26 12:21 p.m.•12 views

Security update for haproxy

This update for haproxy fixes the following issues CVE-2026-55203: integer overflow vulnerability in the fcgiconn structure's drl field that allows buffer misparse as new FCGI record headers bsc1268557. CVE-2026-55204: null pointer dereference vulnerability in hpackdhtinsert within src/hpack-tbl....

7.5CVSS6AI score0.00576EPSS
SaveExploits0References8
OSV
OSV
•added 2026/06/26 12:21 p.m.•14 views

SUSE-SU-2026:2652-1 Security update for haproxy

This update for haproxy fixes the following issues - CVE-2026-55203: integer overflow vulnerability in the fcgiconn structure's drl field that allows buffer misparse as new FCGI record headers bsc1268557. - CVE-2026-55204: null pointer dereference vulnerability in hpackdhtinsert within...

9.1CVSS5.9AI score0.00576EPSS
SaveExploits0References5
SUSE Linux
SUSE Linux
•added 2026/06/26 12:18 p.m.•13 views

Security update for haproxy

This update for haproxy fixes the following issues CVE-2026-55203: integer overflow vulnerability in the fcgiconn structure's drl field that allows buffer misparse as new FCGI record headers bsc1268557. CVE-2026-55204: null pointer dereference vulnerability in hpackdhtinsert within src/hpack-tbl....

7.5CVSS6AI score0.00576EPSS
SaveExploits0References8
OSV
OSV
•added 2026/06/26 12:18 p.m.•11 views

SUSE-SU-2026:2651-1 Security update for haproxy

This update for haproxy fixes the following issues - CVE-2026-55203: integer overflow vulnerability in the fcgiconn structure's drl field that allows buffer misparse as new FCGI record headers bsc1268557. - CVE-2026-55204: null pointer dereference vulnerability in hpackdhtinsert within...

9.1CVSS5.9AI score0.00576EPSS
SaveExploits0References5
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