Vulnerability · Published May 7, 2026 · Assigned by mitre
CVE-2025-63703
Critical 9.8
In plain English
A critical-severity prototype pollution in the parse-ini package (npm). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.4%top 63.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
npm package parse-ini v1.0.6 is vulnerable to Prototype Pollution in index.js().
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | parse-ini | no fix listed | GHSA-x72j-hv9f-qqh4 |
Affected products (as reported)
Weakness: CWE-1321 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H