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Package · npm

ts-deepmerge

2 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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  • Medium 5.3
    CVE-2026-12644

    ts-deepmerge: Prototype Method Override leads to DoS

    Versions of the package ts-deepmerge before 8.0.0 are vulnerable to Uncaught Exception due to the improper handling of built-in Object.prototype methods (such as toString, valueOf). When user-controlled input contains these keys with non-function values, the …

    ts-deepmerge npm
  • High 7.5
    CVE-2022-25907

    Prototype Pollution

    The package ts-deepmerge before 2.0.2 are vulnerable to Prototype Pollution due to missing sanitization of the merge function.

    ts-deepmerge npm