Basecamp

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    Products: 3
    Vulnerabilities: 12
    Known Exploited: 0
    0
    Critical Level Threats
    1
    High Level Threats
    8
    Medium Level Threats
    0
    Low Level Threats

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    Vulnerabilities

    CVE-2026-73426

    Trix: Stored XSS vulnerability through serialized attributes

    Last Modified: Aug 18, 2026
    Published: Aug 18, 2026

    CVE-2026-73428

    Trix: Stored XSS via HTMLParser attribute injection on paste

    Last Modified: Aug 14, 2026
    Published: Aug 13, 2026

    CVE-2026-73427

    Trix: XSS via JSON deserialization bypass in drag-and-drop (Level0InputController)

    Last Modified: Aug 13, 2026
    Published: Aug 12, 2026

    CVE-2025-58067

    Basecamp's Google Sign-In for Rails allowed redirects to protocol-relative URI

    Last Modified: Apr 15, 2026
    Published: Aug 29, 2025

    CVE-2025-57821

    Basecamp's Google Sign-In for Rails allowed redirects to a malformed URL

    Last Modified: Apr 15, 2026
    Published: Aug 27, 2025
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    Basecamp Vulnerabilities & Security CVEs | CVE-DB