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    CVE-2026-32986

    Textpattern CMS version 4.9.0 contains a second-order cross-site scripting vulnerability that allows attackers to inject malicious scripts by exploiting improper sanitization of user-supplied input in Atom feed XML elements. Attackers can embed unescaped payloads in parameters such as category that are reflected into Atom fields like and , which execute as JavaScript when feed readers or CMS aggregators consume the feed and insert content into the DOM using unsafe methods.

    Published:Mar 20, 2026
    Last Modified:Jul 14, 2026
    EPS:Mar 20, 2026
    EPSS Score:0.0016
    CVSS Score:6.1

    Affected Products

    Vendor
    Textpattern
    Product
    Textpattern

    Exploits

    https://packetstorm.news/files/id/216241/

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    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