{"id":"CVE-2025-57318","aliases":["EUVD-2025-31049","GHSA-xq4f-3jxp-qv6m"],"status":"published","title":"csvjson vulnerable to prototype injection","description":"A Prototype Pollution vulnerability in the toCsv function of csvjson versions thru 5.1.0 allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-12","score":0.00392,"percentile":0.33779,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1321"],"published":"2025-09-24T00:00:00Z","modified":"2026-06-17T09:43:00Z","affected":[{"source":"ghsa","ecosystem":"npm","package":"csvjson","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"5.1.0"}]}]},{"source":"osv","ecosystem":"npm","package":"csvjson","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"5.1.0"}]}]}],"products":[{"vendor":"pradeep-mishra","product":"csvjson"}],"references":[{"url":"https://github.com/VulnSageAgent/PoCs/blob/main/JavaScript/prototype-pollution/csvjson%405.1.0/index.js","tags":["Broken Link","web"]},{"url":"https://github.com/VulnSageAgent/PoCs/tree/main/JavaScript/prototype-pollution/CVE-2025-57318","tags":["Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-57318","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-xq4f-3jxp-qv6m"},{"url":"https://github.com/pradeep-mishra/csvjson","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2025-57318","description":"A Prototype Pollution vulnerability in the toCsv function of csvjson versions thru 5.1.0 allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.","status":"published","published":"2025-09-24T00:00:00Z","modified":"2025-09-25T15:24:35.575Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:32:34.773122Z"}],"euvd":[{"id":"EUVD-2025-31049","description":"A Prototype Pollution vulnerability in the toCsv function of csvjson versions thru 5.1.0 allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.","status":"published","published":"2025-09-24T00:00:00Z","modified":"2025-09-25T15:24:35Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T20:31:39.520931Z"}],"ghsa":[{"id":"GHSA-xq4f-3jxp-qv6m","title":"csvjson vulnerable to prototype injection","description":"A Prototype Pollution vulnerability in the toCsv function of csvjson versions thru 5.1.0 allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.","status":"published","published":"2025-09-24T21:30:37Z","modified":"2025-09-26T12:56:27Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:38:58.965005Z"}],"nvd":[{"id":"CVE-2025-57318","description":"A Prototype Pollution vulnerability in the toCsv function of csvjson versions thru 5.1.0 allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.","status":"published","published":"2025-09-24T21:15:31.96Z","modified":"2026-06-17T09:43:00.92Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:11:32.559087Z"}],"osv":[{"id":"GHSA-xq4f-3jxp-qv6m","title":"csvjson vulnerable to prototype injection","description":"A Prototype Pollution vulnerability in the toCsv function of csvjson versions thru 5.1.0 allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.","status":"published","published":"2025-09-24T21:30:37Z","modified":"2025-09-26T13:27:21.690711Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T15:47:00.198893Z"}]}}