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Package · npm

cyberchef

3 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

3 results · Feed

  • Medium 5.0
    CVE-2026-57439

    CyberChef: Prototype pollution in Series Chart operation

    CyberChef is a web app for encryption, encoding, compression, and data analysis. Prior to 11.2.0, the Series Chart operation accepts __proto__ as a key while parsing user-supplied CSV, allowing prototype pollution that can be chained with operations such as P…

    GCHQ CyberChef cyberchef npm
  • High 7.2
    CVE-2026-42615

    CyberChef has a Cross-site Scripting issue

    GCHQ CyberChef before 11.0.0 allows XSS via Show Base64 offsets, as demonstrated by the /#recipe=Show_Base64_offsets('%3Cscript substring.

    GCHQ CyberChef cyberchef npm
  • Medium 6.1
    CVE-2019-15532

    Cross-Site Scripting in cyberchef

    CyberChef before 8.31.2 allows XSS in core/operations/TextEncodingBruteForce.mjs.

    cyberchef npm