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    CVE-2026-42523

    Jenkins GitHub Plugin 1.46.0 and earlier improperly processes the current job URL as part of JavaScript implementing validation of the feature "GitHub hook trigger for GITScm polling", resulting in a stored cross-site scripting (XSS) vulnerability exploitable by non-anonymous attackers with Overall/Read permission.

    Published:Apr 29, 2026
    Last Modified:May 5, 2026
    EPS:Apr 29, 2026
    EPSS Score:0.00042
    CVSS Score:9

    Affected Products

    Vendor
    Jenkins
    Product
    Github
    Vendor
    Jenkins Project
    Product
    Jenkins Github Plugin

    Exploits

    No exploit reference

    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