{"id":"CVE-2024-39018","aliases":["EUVD-2024-2436","GHSA-whpx-g542-7c7v"],"status":"published","title":"@cat5th/key-serializer Prototype Pollution vulnerability","description":"harvey-woo cat5th/key-serializer v0.2.5 was discovered to contain a prototype pollution via the function \"query\". This vulnerability allows attackers to execute arbitrary code or cause a Denial of Service (DoS) via injecting arbitrary properties.","severity":{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00419,"percentile":0.36566,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1321"],"published":"2024-07-01T00:00:00Z","modified":"2026-06-17T07:41:22Z","affected":[{"source":"ghsa","ecosystem":"npm","package":"@cat5th/key-serializer","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.2.5"}]}]},{"source":"osv","ecosystem":"npm","package":"@cat5th/key-serializer","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"0.2.5"}]}]}],"products":[{"vendor":"harvey-woo","product":"key-serializer"}],"references":[{"url":"https://gist.github.com/mestrtee/be75c60307b2292884cc03cebd361f3f","tags":["x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-39018","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-whpx-g542-7c7v"},{"url":"https://github.com/harvey-woo/key-serializer","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-39018","description":"harvey-woo cat5th/key-serializer v0.2.5 was discovered to contain a prototype pollution via the function \"query\". This vulnerability allows attackers to execute arbitrary code or cause a Denial of Service (DoS) via injecting arbitrary properties.","status":"published","published":"2024-07-01T00:00:00Z","modified":"2024-08-02T04:19:20.598Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"adp"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:34:19.28149Z"}],"euvd":[{"id":"EUVD-2024-2436","description":"harvey-woo cat5th/key-serializer v0.2.5 was discovered to contain a prototype pollution via the function \"query\". This vulnerability allows attackers to execute arbitrary code or cause a Denial of Service (DoS) via injecting arbitrary properties.","status":"published","published":"2024-07-01T00:00:00Z","modified":"2024-08-02T04:19:20Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T03:50:18.462935Z"}],"ghsa":[{"id":"GHSA-whpx-g542-7c7v","title":"@cat5th/key-serializer Prototype Pollution vulnerability","description":"harvey-woo cat5th/key-serializer v0.2.5 was discovered to contain a prototype pollution via the function \"query\". This vulnerability allows attackers to execute arbitrary code or cause a Denial of Service (DoS) via injecting arbitrary properties.","status":"published","published":"2024-07-01T15:32:30Z","modified":"2024-07-31T05:02:56Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium"},{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:37:56.530214Z"}],"nvd":[{"id":"CVE-2024-39018","description":"harvey-woo cat5th/key-serializer v0.2.5 was discovered to contain a prototype pollution via the function \"query\". This vulnerability allows attackers to execute arbitrary code or cause a Denial of Service (DoS) via injecting arbitrary properties.","status":"published","published":"2024-07-01T13:15:05.95Z","modified":"2026-06-17T07:41:22.717Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:10:09.388795Z"}],"osv":[{"id":"GHSA-whpx-g542-7c7v","title":"@cat5th/key-serializer Prototype Pollution vulnerability","description":"harvey-woo cat5th/key-serializer v0.2.5 was discovered to contain a prototype pollution via the function \"query\". This vulnerability allows attackers to execute arbitrary code or cause a Denial of Service (DoS) via injecting arbitrary properties.","status":"published","published":"2024-07-01T15:32:30Z","modified":"2024-07-11T18:12:32.039087Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"},{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T15:46:58.767335Z"}]}}