{"id":"CVE-2020-5259","aliases":["DEBIAN-CVE-2020-5259","DLA-2139-1","EUVD-2020-0326","GHSA-3hw5-q855-g6cw","MGASA-2020-0232","UBUNTU-CVE-2020-5259"],"status":"published","title":"Prototype Pollution in Dojox","description":"In affected versions of dojox (NPM package), the jqMix method is vulnerable to Prototype Pollution. Prototype Pollution refers to the ability to inject properties into existing JavaScript language construct prototypes, such as objects. An attacker manipulates these attributes to overwrite, or pollute, a JavaScript application object prototype of the base object by injecting other values. This has been patched in versions 1.11.10, 1.12.8, 1.13.7, 1.14.6, 1.15.3 and 1.16.2","severity":{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.02018,"percentile":0.81068,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-74","CWE-94"],"published":"2020-03-10T17:50:14Z","modified":"2026-10-26T12:02:49Z","fixes":[{"ecosystem":"npm","package":"dojox","fixed_in":["1.11.10","1.12.8","1.13.7","1.14.6","1.15.3","1.16.2"],"sources":["ghsa","osv"]},{"ecosystem":"Debian:12","package":"dojo","fixed_in":["1.15.3+dfsg1-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"dojo","fixed_in":["1.15.3+dfsg1-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"dojo","fixed_in":["1.15.3+dfsg1-1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"dojox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.11.10"}]}]},{"source":"ghsa","ecosystem":"npm","package":"dojox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.12.0"},{"fixed":"1.12.8"}]}]},{"source":"ghsa","ecosystem":"npm","package":"dojox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.13.0"},{"fixed":"1.13.7"}]}]},{"source":"ghsa","ecosystem":"npm","package":"dojox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.14.0"},{"fixed":"1.14.6"}]}]},{"source":"ghsa","ecosystem":"npm","package":"dojox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.15.0"},{"fixed":"1.15.3"}]}]},{"source":"ghsa","ecosystem":"npm","package":"dojox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.16.0"},{"fixed":"1.16.2"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"dojo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.15.3+dfsg1-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"dojo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.15.3+dfsg1-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"dojo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.15.3+dfsg1-1"}]}]},{"source":"osv","ecosystem":"Debian:8","package":"dojo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.2+dfsg-1+deb8u3"}]}],"versions":["1.10.2+dfsg-1","1.10.2+dfsg-1+deb8u1","1.10.2+dfsg-1+deb8u2"],"bundled":2},{"source":"osv","ecosystem":"npm","package":"dojox","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.11.10"}]}]},{"source":"osv","ecosystem":"npm","package":"dojox","ranges":[{"type":"SEMVER","events":[{"introduced":"1.12.0"},{"fixed":"1.12.8"}]}]},{"source":"osv","ecosystem":"npm","package":"dojox","ranges":[{"type":"SEMVER","events":[{"introduced":"1.13.0"},{"fixed":"1.13.7"}]}]},{"source":"osv","ecosystem":"npm","package":"dojox","ranges":[{"type":"SEMVER","events":[{"introduced":"1.14.0"},{"fixed":"1.14.6"}]}]},{"source":"osv","ecosystem":"npm","package":"dojox","ranges":[{"type":"SEMVER","events":[{"introduced":"1.15.0"},{"fixed":"1.15.3"}]}]},{"source":"osv","ecosystem":"npm","package":"dojox","ranges":[{"type":"SEMVER","events":[{"introduced":"1.16.0"},{"fixed":"1.16.2"}]}]},{"source":"osv","ecosystem":"Mageia:7","package":"dojo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.6-1.mga7"}]}],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"dojo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.10.4+dfsg-2","1.10.4+dfsg-2ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"dojo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.11.0+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"dojo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.14.2+dfsg1-1","1.15.0+dfsg1-1","1.15.0+dfsg1-1ubuntu0.1~esm1"]}],"products":[{"vendor":"dojo","product":"dojox"},{"vendor":"linuxfoundation","product":"dojox"}],"references":[{"url":"https://github.com/dojo/dojox/security/advisories/GHSA-3hw5-q855-g6cw","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Third Party Advisory","evidence","web","report"]},{"url":"https://github.com/dojo/dojox/commit/47d1b302b5b23d94e875b77b9b9a8c4f5622c9da","tags":["x_refsource_MISC","x_transferred","Patch","fix","web","report"]},{"url":"https://lists.debian.org/debian-lts-announce/2020/03/msg00012.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-5259","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-3hw5-q855-g6cw"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-5259","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2020-0232.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=26335","tags":["report"]},{"url":"https://www.debian.org/lts/security/2020/dla-2139","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2020-5259","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-5259","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-5259","title":"Prototype Pollution in Dojox","description":"In affected versions of dojox (NPM package), the jqMix method is vulnerable to Prototype Pollution. Prototype Pollution refers to the ability to inject properties into existing JavaScript language construct prototypes, such as objects. An attacker manipulates these attributes to overwrite, or pollute, a JavaScript application object prototype of the base object by injecting other values. This has been patched in versions 1.11.10, 1.12.8, 1.13.7, 1.14.6, 1.15.3 and 1.16.2","status":"published","published":"2020-03-10T17:50:14Z","modified":"2024-08-04T08:22:09.035Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:35:47.56691Z"}],"euvd":[{"id":"EUVD-2020-0326","description":"In affected versions of dojox (NPM package), the jqMix method is vulnerable to Prototype Pollution. Prototype Pollution refers to the ability to inject properties into existing JavaScript language construct prototypes, such as objects. An attacker manipulates these attributes to overwrite, or pollute, a JavaScript application object prototype of the base object by injecting other values. This has been patched in versions 1.11.10, 1.12.8, 1.13.7, 1.14.6, 1.15.3 and 1.16.2","status":"published","published":"2020-03-10T17:50:14Z","modified":"2024-08-04T08:22:09Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-03T03:08:07.28588Z"}],"ghsa":[{"id":"GHSA-3hw5-q855-g6cw","title":"Prototype Pollution in Dojox","description":"The Dojox jQuery wrapper `jqMix` mixin method is vulnerable to Prototype Pollution. \n\nAffected Area:\n```\n//https://github.com/dojo/dojox/blob/master/jq.js#L442\n\t\tvar tobj = {};\n\t\tfor(var x in props){\n\t\t\t// the \"tobj\" condition avoid copying properties in \"props\"\n\t\t\t// inherited from Object.prototype.  For example, if obj has a custom\n\t\t\t// toString() method, don't overwrite it with the toString() method\n\t\t\t// that props inherited from Object.prototype\n\t\t\tif((tobj[x] === undefined || tobj[x] != props[x]) \u0026\u0026 props[x] !== undefined \u0026\u0026 obj != props[x]){\n\t\t\t\tif(dojo.isObject(obj[x]) \u0026\u0026 dojo.isObject(props[x])){\n\t\t\t\t\tif(dojo.isArray(props[x])){\n\t\t\t\t\t\tobj[x] = props[x];\n\t\t\t\t\t}else{\n\t\t\t\t\t\tobj[x] = jqMix(obj[x], props[x]);\n\t\t\t\t\t}\n\t\t\t\t}else{\n\t\t\t\t\tobj[x] = props[x];\n\t\t\t\t}\n```","status":"published","published":"2020-03-10T18:03:32Z","modified":"2023-01-09T05:02:17Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:36:03.040255Z"}],"nvd":[{"id":"CVE-2020-5259","description":"In affected versions of dojox (NPM package), the jqMix method is vulnerable to Prototype Pollution. Prototype Pollution refers to the ability to inject properties into existing JavaScript language construct prototypes, such as objects. An attacker manipulates these attributes to overwrite, or pollute, a JavaScript application object prototype of the base object by injecting other values. This has been patched in versions 1.11.10, 1.12.8, 1.13.7, 1.14.6, 1.15.3 and 1.16.2","status":"published","published":"2020-03-10T18:15:12.203Z","modified":"2026-06-17T03:21:09.057Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N","level":"high","assessor":"secondary"},{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-94","CWE-74"],"updated_at":"2026-11-02T14:05:55.32877Z"}],"osv":[{"id":"CVE-2020-5259","description":"In affected versions of dojox (NPM package), the jqMix method is vulnerable to Prototype Pollution. Prototype Pollution refers to the ability to inject properties into existing JavaScript language construct prototypes, such as objects. An attacker manipulates these attributes to overwrite, or pollute, a JavaScript application object prototype of the base object by injecting other values. This has been patched in versions 1.11.10, 1.12.8, 1.13.7, 1.14.6, 1.15.3 and 1.16.2","status":"published","published":"2020-03-10T18:15:12.203Z","modified":"2026-10-20T10:53:28.442728797Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:44:16.936975Z"},{"id":"DEBIAN-CVE-2020-5259","description":"In affected versions of dojox (NPM package), the jqMix method is vulnerable to Prototype Pollution. Prototype Pollution refers to the ability to inject properties into existing JavaScript language construct prototypes, such as objects. An attacker manipulates these attributes to overwrite, or pollute, a JavaScript application object prototype of the base object by injecting other values. This has been patched in versions 1.11.10, 1.12.8, 1.13.7, 1.14.6, 1.15.3 and 1.16.2","status":"published","published":"2020-03-10T18:15:12.203Z","modified":"2026-10-26T12:02:49.75999768Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:45:34.019707Z"},{"id":"GHSA-3hw5-q855-g6cw","title":"Prototype Pollution in Dojox","description":"The Dojox jQuery wrapper `jqMix` mixin method is vulnerable to Prototype Pollution. \n\nAffected Area:\n```\n//https://github.com/dojo/dojox/blob/master/jq.js#L442\n\t\tvar tobj = {};\n\t\tfor(var x in props){\n\t\t\t// the \"tobj\" condition avoid copying properties in \"props\"\n\t\t\t// inherited from Object.prototype.  For example, if obj has a custom\n\t\t\t// toString() method, don't overwrite it with the toString() method\n\t\t\t// that props inherited from Object.prototype\n\t\t\tif((tobj[x] === undefined || tobj[x] != props[x]) \u0026\u0026 props[x] !== undefined \u0026\u0026 obj != props[x]){\n\t\t\t\tif(dojo.isObject(obj[x]) \u0026\u0026 dojo.isObject(props[x])){\n\t\t\t\t\tif(dojo.isArray(props[x])){\n\t\t\t\t\t\tobj[x] = props[x];\n\t\t\t\t\t}else{\n\t\t\t\t\t\tobj[x] = jqMix(obj[x], props[x]);\n\t\t\t\t\t}\n\t\t\t\t}else{\n\t\t\t\t\tobj[x] = props[x];\n\t\t\t\t}\n```","status":"published","published":"2020-03-10T18:03:32Z","modified":"2026-07-08T06:28:01.561324837Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T15:46:35.747385Z"},{"id":"UBUNTU-CVE-2020-5259","description":"In affected versions of dojox (NPM package), the jqMix method is vulnerable to Prototype Pollution. Prototype Pollution refers to the ability to inject properties into existing JavaScript language construct prototypes, such as objects. An attacker manipulates these attributes to overwrite, or pollute, a JavaScript application object prototype of the base object by injecting other values. This has been patched in versions 1.11.10, 1.12.8, 1.13.7, 1.14.6, 1.15.3 and 1.16.2","status":"published","published":"2020-03-10T18:15:00Z","modified":"2025-10-24T04:48:17Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N","level":"high"},{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:54:25.179924Z"},{"id":"DLA-2139-1","title":"dojo - security update","status":"published","published":"2020-03-11T00:00:00Z","modified":"2026-03-09T01:21:26.147384Z","updated_at":"2026-11-02T15:46:10.227108Z"},{"id":"MGASA-2020-0232","title":"Updated dojo packages fix security vulnerability","description":"Updated dojo package fixes security vulnerabilities:\n\nIn affected versions of dojo, the deepCopy method is vulnerable to\nprototype Pollution. An attacker could manipulate these attributes\nto overwrite, or pollute, a JavaScript application object prototype\nof the base object by injecting other values (CVE-2020-5258).\n\nThe Dojox jQuery wrapper jqMix mixin method is vulnerable to Prototype\nPollution. An attacker could manipulate these attributes to overwrite, or\npollute, a JavaScript application object prototype of the base object by\ninjecting other values (CVE-2020-5259).\n","status":"published","published":"2020-05-27T09:52:46Z","modified":"2026-04-16T04:41:50.771449795Z","updated_at":"2026-11-02T15:49:41.151324Z"}]}}