{"id":"CVE-2020-28478","aliases":["EUVD-2021-0494","GHSA-6g8v-hpgw-h2v7"],"status":"published","title":"Prototype Pollution","description":"This affects the package gsap before 3.6.0.","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":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01619,"percentile":0.76264,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-400"],"published":"2021-01-19T10:20:17Z","modified":"2026-06-17T03:10:31Z","exploits":[{"source":"pocgithub","id":"NetJBS/CVE-2020-28478--PoC","title":"NetJBS/CVE-2020-28478--PoC","date":"2023-01-17","url":"https://github.com/NetJBS/CVE-2020-28478--PoC"}],"fixes":[{"ecosystem":"npm","package":"gsap","fixed_in":["3.6.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"gsap","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.0"}]}]},{"source":"osv","ecosystem":"npm","package":"gsap","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.6.0"}]}]}],"products":[{"vendor":"greensock","product":"greensock_animation_platform"}],"references":[{"url":"https://snyk.io/vuln/SNYK-JS-GSAP-1054614","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","web"]},{"url":"https://github.com/greensock/GSAP/blob/master/src/gsap-core.js%23L147","tags":["x_refsource_MISC","x_transferred","Broken Link","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-28478","tags":["advisory"]},{"url":"https://github.com/greensock/GSAP/blob/master/src/gsap-core.js#L150","tags":["web"]},{"url":"https://github.com/greensock/GSAP/releases/tag/3.6.0","tags":["web"]},{"url":"https://www.npmjs.com/package/gsap/v/3.6.0","tags":["web"]},{"url":"https://github.com/advisories/GHSA-6g8v-hpgw-h2v7"}],"sources":{"cve":[{"id":"CVE-2020-28478","title":"Prototype Pollution","description":"This affects the package gsap before 3.6.0.","status":"published","published":"2021-01-19T10:20:17.531Z","modified":"2024-09-16T20:33:01.205Z","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":"cna"}],"updated_at":"2026-11-02T14:35:57.017407Z"}],"euvd":[{"id":"EUVD-2021-0494","description":"This affects the package gsap before 3.6.0.","status":"published","published":"2021-01-19T10:20:17Z","modified":"2024-09-16T20:33:01Z","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":"2026-11-03T00:55:12.625541Z"}],"ghsa":[{"id":"GHSA-6g8v-hpgw-h2v7","title":"Prototype pollution in gsap","description":"There is a prototype pollution vulnerability in gsap which affects all versions before 3.6.0.","status":"published","published":"2021-01-20T21:21:50Z","modified":"2023-09-12T20:56:10Z","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-400"],"updated_at":"2026-11-02T14:37:05.004935Z"}],"nvd":[{"id":"CVE-2020-28478","description":"This affects the package gsap before 3.6.0.","status":"published","published":"2021-01-19T11:15:13.26Z","modified":"2026-06-17T03:10:31.037Z","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"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:30.596418Z"}],"osv":[{"id":"GHSA-6g8v-hpgw-h2v7","title":"Prototype pollution in gsap","description":"There is a prototype pollution vulnerability in gsap which affects all versions before 3.6.0.","status":"published","published":"2021-01-20T21:21:50Z","modified":"2026-03-14T10:11:04.941174Z","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-400"],"updated_at":"2026-11-02T15:46:39.618611Z"}]}}