{"id":"CVE-2021-23562","aliases":["EUVD-2021-2581","GHSA-rp2c-jrgp-cvr8","UBUNTU-CVE-2021-23562"],"status":"published","title":"Arbitrary File Upload","description":"This affects the package plupload before 2.3.9. A file name containing JavaScript code could be uploaded and run. An attacker would need to trick a user to upload this kind of file.","severity":{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01026,"percentile":0.63881,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-434","CWE-75"],"published":"2021-12-03T20:00:13Z","modified":"2026-10-20T10:54:32Z","fixes":[{"ecosystem":"npm","package":"plupload","fixed_in":["2.3.9"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"plupload","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.9"}]}]},{"source":"osv","ecosystem":"npm","package":"plupload","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.3.9"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"plupload.js","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.1.8~dfsg1-1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"plupload.js","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.1.9~dfsg1-1","2.1.9~dfsg1-2"]}],"products":[{"vendor":"tiny","product":"plupload"}],"references":[{"url":"https://snyk.io/vuln/SNYK-JS-PLUPLOAD-1583909","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web","report"]},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-2306663","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web","report"]},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBMOXIECODE-2306664","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web","report"]},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-2306665","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web","report"]},{"url":"https://github.com/moxiecode/plupload/blob/master/js/jquery.plupload.queue/jquery.plupload.queue.js%23L226","tags":["x_refsource_MISC","x_transferred","Broken Link","web","report"]},{"url":"https://github.com/moxiecode/plupload/commit/d12175d4b5fa799b994ee1bb17bfbeec55b386fb","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-23562","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-rp2c-jrgp-cvr8"},{"url":"https://github.com/moxiecode/plupload","tags":["package"]},{"url":"https://ubuntu.com/security/CVE-2021-23562","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-23562","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2021-23562","title":"Arbitrary File Upload","description":"This affects the package plupload before 2.3.9. A file name containing JavaScript code could be uploaded and run. An attacker would need to trick a user to upload this kind of file.","status":"published","published":"2021-12-03T20:00:13.011Z","modified":"2024-09-16T17:52:55.304Z","cvss":[{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:33:00.819444Z"}],"euvd":[{"id":"EUVD-2021-2581","description":"This affects the package plupload before 2.3.9. A file name containing JavaScript code could be uploaded and run. An attacker would need to trick a user to upload this kind of file.","status":"published","published":"2021-12-03T20:00:13Z","modified":"2024-09-16T17:52:55Z","cvss":[{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T00:55:38.288771Z"}],"ghsa":[{"id":"GHSA-rp2c-jrgp-cvr8","title":"Code injection in plupload","description":"This affects the package plupload before 2.3.9. A file name containing JavaScript code could be uploaded and run. An attacker would need to trick a user to upload this kind of file.","status":"published","published":"2021-12-16T15:32:31Z","modified":"2023-02-01T05:06:28Z","cvss":[{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-75","CWE-434"],"updated_at":"2026-11-02T14:36:39.086869Z"}],"nvd":[{"id":"CVE-2021-23562","description":"This affects the package plupload before 2.3.9. A file name containing JavaScript code could be uploaded and run. An attacker would need to trick a user to upload this kind of file.","status":"published","published":"2021-12-03T20:15:07.463Z","modified":"2026-06-17T03:38:49.69Z","cvss":[{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:07:01.811115Z"}],"osv":[{"id":"CVE-2021-23562","description":"This affects the package plupload before 2.3.9. A file name containing JavaScript code could be uploaded and run. An attacker would need to trick a user to upload this kind of file.","status":"published","published":"2021-12-03T20:15:07.463Z","modified":"2026-10-20T10:54:32.688132691Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:18.778776Z"},{"id":"GHSA-rp2c-jrgp-cvr8","title":"Code injection in plupload","description":"This affects the package plupload before 2.3.9. A file name containing JavaScript code could be uploaded and run. An attacker would need to trick a user to upload this kind of file.","status":"published","published":"2021-12-16T15:32:31Z","modified":"2025-01-14T09:12:04.317176Z","cvss":[{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-434","CWE-75"],"updated_at":"2026-11-02T15:46:56.281047Z"},{"id":"UBUNTU-CVE-2021-23562","description":"This affects the package plupload before 2.3.9. A file name containing JavaScript code could be uploaded and run. An attacker would need to trick a user to upload this kind of file.","status":"published","published":"2021-12-03T20:15:00Z","modified":"2025-10-24T04:50:09Z","cvss":[{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:26.779273Z"}]}}