CVE-2026-26081 | HAProxy Community Edition 3.0 through 3.3 before 3.3.3 lacks… | CVSS 4.8 MEDIUM

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.

CVE ID: CVE-2026-26081
State: PUBLISHED
Assigner: mitre
Reserved: 2026-02-11 00:00 UTC
Published: 2026-07-20 00:00 UTC
Last updated: 2026-07-20 18:18 UTC
Primary CWE: CWE-130
CWE-130 Improper Handling of Length Parameter Inconsistency
Vendor / Product: HAProxy / HAProxy
Sources: cve.org · NVD

4.8 MEDIUM CVSS 3.1

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L

SSVC — CISA Coordinator

Affected products (1)

Vendor	Product	Platform	Versions
HAProxy	HAProxy	—	3.0 < 3.0.12, 3.1 < 3.1.14, 3.2 < 3.2.12, 3.3 < 3.3.3

Weakness (CWE)

CWE	Source	Description
CWE-130	cna	CWE-130 Improper Handling of Length Parameter Inconsistency

CVSS scores (1)

Score	Severity	Version	Source	Vector
4.8	MEDIUM	3.1	cna	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L

References (2)