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CVE-2025-54803

CVE-2025-54803 · js-toml is vulnerable to Prototype Pollution

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

js-toml is a TOML parser for JavaScript, fully compliant with the TOML 1.0.0 Spec. In versions below 1.0.2, a prototype pollution vulnerability in js-toml allows a remote attacker to add or modify properties of the global Object.prototype by parsing a maliciously crafted TOML input. This is fixed in version 1.0.2.

CVSS 7.9 · High · EPSS 0.5% · Fix available

Published
Updated

Stack: node

Affected products and versions

  • js-toml

    Versions
    • < 1.0.2: Affected

    No fix published

  • js-toml npm

    Affected ranges
    • SEMVER: < 1.0.2

    Update to 1.0.2

Original sources

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