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    CVE-2026-26081

    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.

    Published:Jul 20, 2026
    Last Modified:Aug 25, 2026
    EPS:Jul 20, 2026
    EPSS Score:0.00476
    CVSS Score:4.8

    Affected Products

    Vendor
    Haproxy
    Product
    Aloha
    Vendor
    Haproxy
    Product
    Haproxy
    Vendor
    Haproxy
    Product
    Haproxy Enterprise

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-47 Buffer Overflow via Parameter Expansion

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High