{"id":"CVE-2021-26034","aliases":["BIT-joomla-2021-26034","EUVD-2021-12857","GHSA-v774-fr36-5478"],"status":"published","title":"[20210503] - Core - CSRF in data download endpoints","description":"An issue was discovered in Joomla! 3.0.0 through 3.9.26. A missing token check causes a CSRF vulnerability in data download endpoints in com_banners and com_sysinfo.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00498,"percentile":0.43141,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-352"],"published":"2021-05-26T10:22:34Z","modified":"2026-10-24T10:30:37Z","affected":[{"source":"osv","ecosystem":"Bitnami","package":"joomla","ranges":[{"type":"SEMVER","events":[{"introduced":"3.0.0"},{"last_affected":"3.9.26"}]}]}],"products":[{"vendor":"joomla","product":"joomla\\!"},{"vendor":"joomla! project","product":"joomla! cms"}],"references":[{"url":"https://developer.joomla.org/security-centre/854-20210503-core-csrf-in-data-download-endpoints.html","tags":["x_refsource_MISC","vendor-advisory","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-26034","tags":["web"]},{"url":"https://github.com/advisories/GHSA-v774-fr36-5478"}],"sources":{"cve":[{"id":"CVE-2021-26034","title":"[20210503] - Core - CSRF in data download endpoints","description":"An issue was discovered in Joomla! 3.0.0 through 3.9.26. A missing token check causes a CSRF vulnerability in data download endpoints in com_banners and com_sysinfo.","status":"published","published":"2021-05-26T10:22:34.269Z","modified":"2026-02-25T05:05:32.613Z","updated_at":"2026-11-02T14:32:57.368269Z"}],"euvd":[{"id":"EUVD-2021-12857","description":"An issue was discovered in Joomla! 3.0.0 through 3.9.26. A missing token check causes a CSRF vulnerability in data download endpoints in com_banners and com_sysinfo.","status":"published","published":"2021-05-26T10:22:34Z","modified":"2026-02-25T05:05:32Z","updated_at":"2026-11-02T19:48:29.551855Z"}],"ghsa":[{"id":"GHSA-v774-fr36-5478","title":"An issue was discovered in Joomla! 3.0.0 through 3.9.26. A missing token check causes a CSRF...","description":"An issue was discovered in Joomla! 3.0.0 through 3.9.26. A missing token check causes a CSRF vulnerability in data download endpoints in com_banners and com_sysinfo.","status":"published","published":"2022-05-24T19:03:22Z","modified":"2023-01-29T05:06:47Z","cwes":["CWE-352"],"updated_at":"2026-11-02T14:46:05.929333Z"}],"nvd":[{"id":"CVE-2021-26034","description":"An issue was discovered in Joomla! 3.0.0 through 3.9.26. A missing token check causes a CSRF vulnerability in data download endpoints in com_banners and com_sysinfo.","status":"published","published":"2021-05-26T11:15:08.73Z","modified":"2026-06-17T03:42:46.45Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/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-352"],"updated_at":"2026-11-02T14:06:53.987491Z"}],"osv":[{"id":"CVE-2021-26034","description":"An issue was discovered in Joomla! 3.0.0 through 3.9.26. A missing token check causes a CSRF vulnerability in data download endpoints in com_banners and com_sysinfo.","status":"published","published":"2021-05-26T11:15:08.73Z","modified":"2026-10-24T10:30:37.104795408Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:18.778776Z"},{"id":"BIT-joomla-2021-26034","title":"[20210503] - Core - CSRF in data download endpoints","description":"An issue was discovered in Joomla! 3.0.0 through 3.9.26. A missing token check causes a CSRF vulnerability in data download endpoints in com_banners and com_sysinfo.","status":"published","published":"2025-04-03T14:13:23.793Z","modified":"2026-09-08T08:48:01.488320533Z","updated_at":"2026-11-02T15:28:31.782692Z"}]}}