js-toml Prototype Pollution Vulnerability

Description

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.

Recommendation

Update the js-toml package to the latest compatible version. Followings are version details:

• Affected version(s): < 1.0.2
• Patched version(s): 1.0.2

References

• GHSA-65fc-cr5f-v7r2
• CVE-2025-54803
• CWE-1321
• CAPEC-310
• OWASP 2021-A6

Related Issues

• canvg Prototype Pollution vulnerability - CVE-2025-25977
• messageformat prototype pollution vulnerability - CVE-2025-57353
• messageformat has a prototype pollution vulnerability - CVE-2025-57349
• CSVTOJSON has a prototype pollution vulnerability - CVE-2025-57350

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Tags:

npm

js-toml