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CVE-2019-20041

CVE-2019-20041

This page contains facts from public vulnerability sources. Check the original advisory before updating.

wp_kses_bad_protocol in wp-includes/kses.php in WordPress before 5.3.1 mishandles the HTML5 colon named entity, allowing attackers to bypass input sanitization, as demonstrated by the javascript: substring.

CVSS 9.8 · Critical · EPSS 4.5% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • n/a

    Versions
    • n/a: Affected

    No fix published

  • wordpress Debian:12

    Affected ranges
    • ECOSYSTEM: < 5.3.2+dfsg1-1

    Update to 5.3.2+dfsg1-1

  • wordpress Debian:13

    Affected ranges
    • ECOSYSTEM: < 5.3.2+dfsg1-1

    Update to 5.3.2+dfsg1-1

  • wordpress Debian:14

    Affected ranges
    • ECOSYSTEM: < 5.3.2+dfsg1-1

    Update to 5.3.2+dfsg1-1

  • wordpress Ubuntu:16.04:LTS

    Versions
    • 4.3+dfsg-1
    • 4.3.1+dfsg-1
    • 4.4+dfsg-1
    • 4.4.1+dfsg-1
    • 4.4.2+dfsg-1
    • 4.4.2+dfsg-1ubuntu1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • wordpress Ubuntu:18.04:LTS

    Versions
    • 4.8.2+dfsg-2
    • 4.8.3+dfsg-1
    • 4.9.1+dfsg-1
    • 4.9.2+dfsg-1
    • 4.9.4+dfsg-1
    • 4.9.5+dfsg1-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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