PT-2026-96246 · Haproxy+1 · Haproxy+1

CVE-2026-94572

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Published

2026-09-21

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Updated

2026-09-24

CVSS v4.0

9.4

Critical

VectorAV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Name of the Vulnerable Software and Affected Versions OpenStack Octavia versions prior to 18.0.1
Description The Amphora provider driver fails to validate the tls ciphers field for listeners and pools against control characters. Because this value is written directly into the HAProxy configuration on the amphora, an authenticated project member with ownership of a TLS-enabled load balancer can inject a newline character to insert arbitrary HAProxy configuration directives.
Recommendations Update to version 18.0.1 or later.

Exploit

Fix

Code Injection

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Weakness Enumeration

Related Identifiers

CVE-2026-94572
USN-8814-1

Affected Products

Haproxy
Openstack Octavia