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Product · WPMU DEV

Hummingbird

1 known vulnerabilities.

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  • Medium 6.5
    CVE-2026-121763

    WordPress Hummingbird plugin <= 3.21.2 - Cross Site Scripting (XSS) vulnerability

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WPMU DEV Hummingbird hummingbird-performance allows Stored XSS.This issue affects Hummingbird: from n/a through 3.21.2.

    WPMU DEV Hummingbird