CVE-2026-26081

MEDIUM

HAProxy - Improper Handling of Length Parameter Inconsistency

Title source: rule
STIX 2.1

Description

HAProxy Community Edition 3.0 through 3.3 before 3.3.3 lacks a length check for the NEW_TOKEN format. HAProxy Enterprise and ALOHA are also affected.

Scores

CVSS v3 4.8
EPSS 0.0036
EPSS Percentile 29.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-130
Status published
Products (4)
HAProxy/HAProxy 3.0 - 3.0.12
HAProxy/HAProxy 3.1 - 3.1.14
HAProxy/HAProxy 3.2 - 3.2.12
HAProxy/HAProxy 3.3 - 3.3.3
Published Jul 20, 2026
Tracked Since Jul 20, 2026