Resource exhaustion in Sunnyadn Js-toml
CVE-2026-49293
js-toml is a TOML parser for JavaScript, fully compliant with the TOML 1.0.0 Spec. Versions up to and including 1.1.0 parse hexadecimal / octal / binary integer literals via a hand-written `parseBigInt` loop that multiplies a `BigInt` accu…
Vulnerability class: DoS (Denial of Service)
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Sunnyadn Js-toml — versions < 1.1.1
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-49293?
- CVE-2026-49293 is a high-severity vulnerability in Sunnyadn Js-toml, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2026-06-19.
- How severe is CVE-2026-49293?
- High severity. CVSS v3 base score is 7.5 out of 10.