{"id":"CVE-2022-37623","aliases":["EUVD-2022-7077","GHSA-cfgr-75jx-h88g"],"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 shimPath 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":"2026-11-09","score":0.01486,"percentile":0.74213,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-1321"],"published":"2022-10-31T00:00:00Z","modified":"2026-10-28T02:31:02Z","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","Exploit","Third Party Advisory","web"]},{"url":"https://github.com/thlorenz/browserify-shim/blob/464b32bbe142664cd9796059798f6c738ea3de8f/lib/resolve-shims.js#L94","tags":["x_transferred","Exploit","Third Party Advisory","web"]},{"url":"https://github.com/thlorenz/browserify-shim/issues/248","tags":["x_transferred","Issue Tracking","Third Party Advisory","report","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-37623","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-cfgr-75jx-h88g"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/37xxx/CVE-2022-37623.json","tags":["advisory"]},{"url":"https://github.com/thlorenz/browserify-shim","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2022-37623","description":"Prototype pollution vulnerability in function resolveShims in 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pollution","description":"Prototype pollution vulnerability in function resolveShims in resolve-shims.js in thlorenz browserify-shim 3.8.15 via the shimPath variable in resolve-shims.js.","status":"published","published":"2022-10-31T19:00:36Z","modified":"2024-04-22T23:44:03.390899Z","cvss":[{"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"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T15:46:44.927642Z"}]}}