{"id":"CVE-2021-20086","aliases":["EUVD-2021-1008","GHSA-7w8j-85wm-6xfq"],"status":"published","title":"Prototype Pollution in jquery-bbq","description":"Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in jquery-bbq 1.2.1 allows a malicious user to inject properties into Object.prototype.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.06104,"percentile":0.93486,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1321"],"published":"2021-04-23T18:11:07Z","modified":"2026-10-24T10:30:18Z","exploits":[{"source":"nuclei","id":"CVE-2021-20086","title":"Odoo Apps - Cross-Site Scripting via Prototype Pollution","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-20086.yaml"}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"jquery-bbq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.2.1"}]}]},{"source":"osv","ecosystem":"npm","package":"jquery-bbq","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"1.2.1"}]}]}],"products":[{"vendor":"jquery-bbq_project","product":"jquery-bbq"}],"references":[{"url":"https://github.com/BlackFan/client-side-prototype-pollution/blob/master/pp/jquery-bbq.md","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","web"]},{"url":"https://security.netapp.com/advisory/ntap-20241108-0002/","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20086","tags":["advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20241108-0002","tags":["web"]},{"url":"https://github.com/advisories/GHSA-7w8j-85wm-6xfq"}],"sources":{"cve":[{"id":"CVE-2021-20086","description":"Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in jquery-bbq 1.2.1 allows a malicious user to inject properties into Object.prototype.","status":"published","published":"2021-04-23T18:11:07Z","modified":"2025-11-03T21:44:34.084Z","updated_at":"2026-11-02T14:32:55.564736Z"}],"euvd":[{"id":"EUVD-2021-1008","description":"Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in jquery-bbq 1.2.1 allows a malicious user to inject properties into Object.prototype.","status":"published","published":"2021-04-23T18:11:07Z","modified":"2025-11-03T21:44:34Z","updated_at":"2026-11-02T19:49:31.7352Z"}],"ghsa":[{"id":"GHSA-7w8j-85wm-6xfq","title":"Prototype Pollution in jquery-bbq","description":"Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in jquery-bbq 1.2.1 allows a malicious user to inject properties into Object.prototype.","status":"published","published":"2021-05-24T19:51:58Z","modified":"2025-11-04T16:34:49Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:39:05.278442Z"}],"nvd":[{"id":"CVE-2021-20086","description":"Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in jquery-bbq 1.2.1 allows a malicious user to inject properties into Object.prototype.","status":"published","published":"2021-04-23T19:15:10.943Z","modified":"2026-06-17T03:33:15.097Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:06:52.03307Z"}],"osv":[{"id":"CVE-2021-20086","description":"Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in jquery-bbq 1.2.1 allows a malicious user to inject properties into Object.prototype.","status":"published","published":"2021-04-23T19:15:10.943Z","modified":"2026-10-24T10:30:18.602617832Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:17.663289Z"},{"id":"GHSA-7w8j-85wm-6xfq","title":"Prototype Pollution in jquery-bbq","description":"Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in jquery-bbq 1.2.1 allows a malicious user to inject properties into Object.prototype.","status":"published","published":"2021-05-24T19:51:58Z","modified":"2025-11-04T16:34:47Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T15:46:41.349637Z"}]}}