{"id":"GHSA-w5vr-8v7q-w6rv","revision":"1a44f34a61cb4bc38918fb5c608fda4f","records":[{"revision":"1a44f34a61cb4bc38918fb5c608fda4f","observedAt":"2026-10-24T13:17:17.793+00:00","statement":{"source":"osv","id":"GHSA-w5vr-8v7q-w6rv","aliases":["CVE-2026-45819"],"title":"baseline-browser-mapping process termination on invalid input causes denial of service","description":"baseline-browser-mapping 2.x before 2.11.0 calls process.exit() instead of throwing on invalid or conflicting input parameters, and can trigger immediate process termination, causing denial of service.","state":0,"publishedAt":"2026-08-13T12:31:09+00:00","modifiedAt":"2026-09-08T21:10:57.707771+00:00","affected":[{"ecosystem":"npm","name":"baseline-browser-mapping","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"2.0.0"},{"kind":"fixed","version":"2.11.0"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V4","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/S:N/AU:Y/R:U/V:D/RE:M/U:Amber","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"MODERATE"}],"references":["https://nvd.nist.gov/vuln/detail/CVE-2026-45819","https://github.com/web-platform-dx/baseline-browser-mapping/pull/137","https://github.com/web-platform-dx/baseline-browser-mapping/pull/137/changes#diff-7ae45ad102eab3b6d7e7896acd08c427a9b25b346470d7bc6507b6481575d519","https://github.com/web-platform-dx/baseline-browser-mapping/commit/de733e2d8959559f7bb255d5927f3afcb6f31589","https://github.com/web-platform-dx/baseline-browser-mapping","https://github.com/web-platform-dx/baseline-browser-mapping/blob/b7881aa61c8a057e24468ab5ee18c5ecedbbf691/src/index.ts#L142","https://github.com/web-platform-dx/baseline-browser-mapping/releases/tag/v2.11.0","https://www.npmjs.com/package/baseline-browser-mapping"],"sourceUrl":"https://github.com/advisories/GHSA-w5vr-8v7q-w6rv","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-w5vr-8v7q-w6rv","identifiers":["GHSA-w5vr-8v7q-w6rv","CVE-2026-45819"]},"retained":false,"historicalAffected":[]}],"coverage":[]}