{"id":"CVE-2022-37621","aliases":["EUVD-2022-7157","GHSA-r737-347m-wqc7"],"status":"published","title":"thlorenz browserify-shim vulnerable to prototype pollution","description":"Prototype pollution vulnerability in function resolveShims in resolve-shims.js in thlorenz browserify-shim 3.8.15 via the fullPath variable in resolve-shims.js.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01373,"percentile":0.72329,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-1321"],"published":"2022-10-28T00:00:00Z","modified":"2026-10-28T02:30:48Z","fixes":[{"ecosystem":"npm","package":"browserify-shim","fixed_in":["3.8.16"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"browserify-shim","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"3.8.15"},{"fixed":"3.8.16"}]}]},{"source":"osv","ecosystem":"npm","package":"browserify-shim","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.8.16"}]}]}],"products":[{"vendor":"browserify-shim_project","product":"browserify-shim"}],"references":[{"url":"https://github.com/thlorenz/browserify-shim/blob/464b32bbe142664cd9796059798f6c738ea3de8f/lib/resolve-shims.js#L158","tags":["x_transferred","Third Party Advisory","web"]},{"url":"https://github.com/thlorenz/browserify-shim/blob/464b32bbe142664cd9796059798f6c738ea3de8f/lib/resolve-shims.js#L37","tags":["x_transferred","Third Party Advisory","web"]},{"url":"https://github.com/thlorenz/browserify-shim/issues/247","tags":["x_transferred","Issue Tracking","Third Party Advisory","report","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-37621","tags":["advisory"]},{"url":"https://github.com/thlorenz/browserify-shim/pull/246","tags":["web"]},{"url":"https://github.com/thlorenz/browserify-shim/commit/97855e622b6dcd117c77e6583701962ff45e7338","tags":["web"]},{"url":"https://github.com/advisories/GHSA-r737-347m-wqc7"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/37xxx/CVE-2022-37621.json","tags":["advisory"]},{"url":"https://github.com/thlorenz/browserify-shim","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2022-37621","description":"Prototype pollution vulnerability in function resolveShims in 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