GHSA-65fc-cr5f-v7r2: js-toml Prototype Pollution Vulnerability

August 4, 2025

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.

References

gist.github.com/siunam321/f3dc4d21a5a932c67b6c11d0026f5afc
github.com/advisories/GHSA-65fc-cr5f-v7r2
github.com/sunnyadn/js-toml
github.com/sunnyadn/js-toml/commit/b125910a3f094b744c9c3571360d4b9e3a472f66
github.com/sunnyadn/js-toml/security/advisories/GHSA-65fc-cr5f-v7r2

Code Behaviors & Features

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