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    CVE-2026-84664

    Jenkins GitLab Plugin 1.9.16 and earlier allows overwriting the global GitLab connection configuration through Stapler data binding, allowing attackers to connect to an attacker-specified URL using GitLab API tokens already configured by administrators.

    Published:Sep 2, 2026
    Last Modified:Sep 3, 2026
    EPS:Sep 2, 2026
    EPSS Score:0.00101
    CVSS Score:5.4

    Affected Products

    Vendor
    Jenkins Project
    Product
    Jenkins Gitlab Plugin

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-184 Software Integrity Attack
    CAPEC-185 Malicious Software Download
    CAPEC-186 Malicious Software Update
    CAPEC-187 Malicious Automated Software Update via Redirection
    CAPEC-384 Application API Message Manipulation via Man-in-the-Middle
    CAPEC-385 Transaction or Event Tampering via Application API Manipulation
    CAPEC-386 Application API Navigation Remapping
    CAPEC-387 Navigation Remapping To Propagate Malicious Content
    CAPEC-388 Application API Button Hijacking
    CAPEC-533 Malicious Manual Software Update
    CAPEC-538 Open-Source Library Manipulation
    CAPEC-657 Malicious Automated Software Update via Spoofing
    CAPEC-662 Adversary in the Browser (AiTB)
    CAPEC-691 Spoof Open-Source Software Metadata
    CAPEC-692 Spoof Version Control System Commit Metadata
    CAPEC-693 StarJacking
    CAPEC-695 Repo Jacking

    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