{"id":"CVE-2020-28249","aliases":["EUVD-2021-1156","GHSA-q26w-wjj2-22vv"],"status":"published","title":"Cross-site scripting in Joplin","description":"Joplin 1.2.6 for Desktop allows XSS via a LINK element in a note.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.03063,"percentile":0.8771,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-79"],"published":"2020-11-06T06:05:55Z","modified":"2026-10-20T10:53:03Z","exploits":[{"source":"exploitdb","id":"EDB-49024","title":"Joplin 1.2.6 - 'link' Cross Site Scripting","type":"webapps","platform":"multiple","date":"2020-11-09","url":"https://www.exploit-db.com/exploits/49024"}],"fixes":[{"ecosystem":"npm","package":"joplin","fixed_in":["1.3.11"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"joplin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.11"}]}]},{"source":"osv","ecosystem":"npm","package":"joplin","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.3.11"}]}]}],"products":[{"vendor":"joplin_project","product":"joplin"}],"references":[{"url":"https://github.com/laurent22/joplin/releases","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://github.com/fhlip0/JopinXSS","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-28249","tags":["advisory"]},{"url":"https://github.com/laurent22/joplin/commit/fd90a490c0e5cacd17bfe0ffc422be1d2a9b1c13","tags":["web"]},{"url":"https://github.com/laurent22/joplin/releases/tag/v1.3.11","tags":["web"]},{"url":"https://www.npmjs.com/package/joplin","tags":["web"]},{"url":"https://github.com/advisories/GHSA-q26w-wjj2-22vv"}],"sources":{"cve":[{"id":"CVE-2020-28249","description":"Joplin 1.2.6 for Desktop allows XSS via a LINK element in a note.","status":"published","published":"2020-11-06T06:05:55Z","modified":"2024-08-04T16:33:58.372Z","updated_at":"2026-11-02T14:35:57.017407Z"}],"euvd":[{"id":"EUVD-2021-1156","description":"Joplin 1.2.6 for Desktop allows XSS via a LINK element in a note.","status":"published","published":"2020-11-06T06:05:55Z","modified":"2024-08-04T16:33:58Z","updated_at":"2026-11-03T03:07:10.123634Z"}],"ghsa":[{"id":"GHSA-q26w-wjj2-22vv","title":"Cross-site scripting in Joplin","description":"Joplin allows XSS via a LINK element in a note.","status":"published","published":"2021-05-10T18:47:36Z","modified":"2023-02-01T05:05:32Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:36:34.917834Z"}],"nvd":[{"id":"CVE-2020-28249","description":"Joplin 1.2.6 for Desktop allows XSS via a LINK element in a note.","status":"published","published":"2020-11-06T07:15:12.7Z","modified":"2026-06-17T03:10:14.65Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:21.80969Z"}],"osv":[{"id":"CVE-2020-28249","description":"Joplin 1.2.6 for Desktop allows XSS via a LINK element in a note.","status":"published","published":"2020-11-06T07:15:12.7Z","modified":"2026-10-20T10:53:03.640923753Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:16.248747Z"},{"id":"GHSA-q26w-wjj2-22vv","title":"Cross-site scripting in Joplin","description":"Joplin allows XSS via a LINK element in a note.","status":"published","published":"2021-05-10T18:47:36Z","modified":"2023-11-08T04:03:24.283188Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:53.700556Z"}]}}