Description
HAProxy 2.2 through 3.1.6, in certain uncommon configurations, has a sample_conv_regsub heap-based buffer overflow because of mishandling of the replacement of multiple short patterns with a longer one.
References (2)
Core 2
Scores
CVSS v3
6.8
EPSS
0.0334
EPSS Percentile
87.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-1025
Status
published
Products (1)
HAProxy/HAProxy
2.2 - 3.1.6
Published
Apr 09, 2025
Tracked Since
Feb 18, 2026