{"id":"CVE-2021-25967","aliases":["EUVD-2021-0042","GHSA-6w9p-88qg-p3g3","PYSEC-2021-841"],"status":"published","title":"CKAN - Stored Cross-Site Scripting (XSS) via SVG File Upload","description":"In CKAN, versions 2.9.0 to 2.9.3 are affected by a stored XSS vulnerability via SVG file upload of users’ profile picture. This allows low privileged application users to store malicious scripts in their profile picture. These scripts are executed in a victim’s browser when they open the malicious profile picture","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00509,"percentile":0.43759,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2021-12-01T13:40:09Z","modified":"2026-10-24T10:30:28Z","fixes":[{"ecosystem":"PyPI","package":"ckan","fixed_in":["2.10.0","2.9.4"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"ckan","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.9.0"},{"fixed":"2.10.0"}]}]},{"source":"osv","ecosystem":"PyPI","package":"ckan","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.9.0"},{"fixed":"2.10.0"}]}],"versions":["2.9.0","2.9.1","2.9.10","2.9.11","2.9.2","2.9.3","2.9.4","2.9.5","2.9.6","2.9.7","2.9.8","2.9.9"]},{"source":"osv","ecosystem":"PyPI","package":"ckan","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.9.0"},{"fixed":"2.9.4"}]}],"versions":["2.9.0","2.9.1","2.9.2","2.9.3"]}],"products":[{"vendor":"ckan","product":"ckan"},{"vendor":"okfn","product":"ckan"}],"references":[{"url":"https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25967","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-25967","tags":["advisory"]},{"url":"https://github.com/ckan/ckan/pull/6477","tags":["web"]},{"url":"https://github.com/ckan/ckan/commit/5a46989c0a4f2c2873ca182c196da83b82babd25","tags":["web"]},{"url":"https://github.com/advisories/GHSA-6w9p-88qg-p3g3","tags":["advisory"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/ckan/PYSEC-2021-841.yaml","tags":["web"]},{"url":"https://github.com/ckan/ckan","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2021-25967","title":"CKAN - Stored Cross-Site Scripting (XSS) via SVG File Upload","description":"In CKAN, versions 2.9.0 to 2.9.3 are affected by a stored XSS vulnerability via SVG file upload of users’ profile picture. This allows low privileged application users to store malicious scripts in their profile picture. These scripts are executed in a victim’s browser when they open the malicious profile picture","status":"published","published":"2021-12-01T13:40:09Z","modified":"2025-04-30T15:44:12.543Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:32:59.802172Z"}],"euvd":[{"id":"EUVD-2021-0042","description":"In CKAN, versions 2.9.0 to 2.9.3 are affected by a stored XSS vulnerability via SVG file upload of users’ profile picture. This allows low privileged application users to store malicious scripts in their profile picture. These scripts are executed in a victim’s browser when they open the malicious profile picture","status":"published","published":"2021-12-01T13:40:09Z","modified":"2025-04-30T15:44:12Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T20:51:59.026225Z"}],"ghsa":[{"id":"GHSA-6w9p-88qg-p3g3","title":"Cross-site Scripting in CKAN","description":"In CKAN, versions 2.9.0 to 2.9.3 are affected by a stored XSS vulnerability via SVG file upload of users’ profile picture. This allows low privileged application users to store malicious scripts in their profile picture. These scripts are executed in a victim’s browser when they open the malicious profile picture","status":"published","published":"2021-12-03T20:44:48Z","modified":"2024-09-13T18:03:58Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:38:02.773864Z"}],"nvd":[{"id":"CVE-2021-25967","description":"In CKAN, versions 2.9.0 to 2.9.3 are affected by a stored XSS vulnerability via SVG file upload of users’ profile picture. This allows low privileged application users to store malicious scripts in their profile picture. These scripts are executed in a victim’s browser when they open the malicious profile picture","status":"published","published":"2021-12-01T14:15:07.737Z","modified":"2026-06-17T03:42:41.713Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:07:01.811115Z"}],"osv":[{"id":"CVE-2021-25967","description":"In CKAN, versions 2.9.0 to 2.9.3 are affected by a stored XSS vulnerability via SVG file upload of users’ profile picture. This allows low privileged application users to store malicious scripts in their profile picture. These scripts are executed in a victim’s browser when they open the malicious profile picture","status":"published","published":"2021-12-01T14:15:07.737Z","modified":"2026-10-24T10:30:28.828315101Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:18.778776Z"},{"id":"GHSA-6w9p-88qg-p3g3","title":"Cross-site Scripting in CKAN","description":"In CKAN, versions 2.9.0 to 2.9.3 are affected by a stored XSS vulnerability via SVG file upload of users’ profile picture. This allows low privileged application users to store malicious scripts in their profile picture. These scripts are executed in a victim’s browser when they open the malicious profile picture","status":"published","published":"2021-12-03T20:44:48Z","modified":"2024-09-13T18:23:46.580518Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"},{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:40.308826Z"},{"id":"PYSEC-2021-841","description":"In CKAN, versions 2.9.0 to 2.9.3 are affected by a stored XSS vulnerability via SVG file upload of users’ profile picture. This allows low privileged application users to store malicious scripts in their profile picture. These scripts are executed in a victim’s browser when they open the malicious profile picture","status":"published","published":"2021-12-01T14:15:00Z","modified":"2023-11-08T04:05:19.064765Z","updated_at":"2026-11-02T15:52:53.119977Z"}]}}