Markdown-it

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    Products: 2
    Vulnerabilities: 5
    Known Exploited: 0
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    Critical Level Threats
    1
    High Level Threats
    3
    Medium Level Threats
    0
    Low Level Threats

    Vulnerabilities

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    Vulnerabilities

    CVE-2026-48801

    linkify-it: Quadratic algorithmic complexity in LinkifyIt#match scan loop

    Last Modified: Jul 15, 2026
    Published: Jul 14, 2026

    CVE-2026-59887

    linkify-it: Quadratic-complexity DoS via the `mailto:` validator scan-loop on attacker text

    Last Modified: Aug 26, 2026
    Published: Jul 08, 2026

    CVE-2026-48988

    markdown-it: Quadratic complexity DoS in smartquotes rule via replaceAt string operations

    Last Modified: Jun 18, 2026
    Published: Jun 17, 2026

    CVE-2026-2327

    markdown-it: markdown-it: Denial of Service via Regular Expression Denial of Service in linkify function

    Last Modified: Apr 17, 2026
    Published: Feb 12, 2026

    CVE-2025-7969

    Markdown-it 14.1.0 - Cross-site scripting (XSS)

    Last Modified: Dec 22, 2025
    Published: Aug 21, 2025
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