{"id":"CVE-2021-3340","aliases":["EUVD-2021-26671","GHSA-hhm3-x3q6-2xcg"],"status":"published","title":"A cross-site scripting (XSS) vulnerability in many forms of Wikindx before 5.7.0 and 6.x through...","description":"A cross-site scripting (XSS) vulnerability in many forms of Wikindx before 5.7.0 and 6.x through 6.4.0 allows remote attackers to inject arbitrary web script or HTML via the message parameter to index.php?action=initLogon or modules/admin/DELETEIMAGES.php.","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":0.00801,"percentile":0.56901,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-02-01T21:01:09Z","modified":"2026-06-17T04:04:58Z","products":[{"vendor":"wikindx_project","product":"wikindx"}],"references":[{"url":"https://sourceforge.net/projects/wikindx/","tags":["x_refsource_MISC","x_transferred","Product","Third Party Advisory"]},{"url":"https://sourceforge.net/p/wikindx/news/2021/01/wikindx-v641-released/","tags":["x_refsource_MISC","x_transferred","Release Notes","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3340"},{"url":"https://github.com/advisories/GHSA-hhm3-x3q6-2xcg"}],"sources":{"cve":[{"id":"CVE-2021-3340","description":"A cross-site scripting (XSS) vulnerability in many forms of Wikindx before 5.7.0 and 6.x through 6.4.0 allows remote attackers to inject arbitrary web script or HTML via the message parameter to index.php?action=initLogon or modules/admin/DELETEIMAGES.php.","status":"published","published":"2021-02-01T21:01:09Z","modified":"2024-08-03T16:53:17.376Z","updated_at":"2026-11-02T14:33:04.020035Z"}],"euvd":[{"id":"EUVD-2021-26671","description":"A cross-site scripting (XSS) vulnerability in many forms of Wikindx before 5.7.0 and 6.x through 6.4.0 allows remote attackers to inject arbitrary web script or HTML via the message parameter to index.php?action=initLogon or modules/admin/DELETEIMAGES.php.","status":"published","published":"2021-02-01T21:01:09Z","modified":"2024-08-03T16:53:17Z","updated_at":"2026-11-03T03:25:13.052236Z"}],"ghsa":[{"id":"GHSA-hhm3-x3q6-2xcg","title":"A cross-site scripting (XSS) vulnerability in many forms of Wikindx before 5.7.0 and 6.x through...","description":"A cross-site scripting (XSS) vulnerability in many forms of Wikindx before 5.7.0 and 6.x through 6.4.0 allows remote attackers to inject arbitrary web script or HTML via the message parameter to index.php?action=initLogon or modules/admin/DELETEIMAGES.php.","status":"published","published":"2022-05-24T17:40:44Z","modified":"2023-01-29T05:05:34Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:45:49.336023Z"}],"nvd":[{"id":"CVE-2021-3340","description":"A cross-site scripting (XSS) vulnerability in many forms of Wikindx before 5.7.0 and 6.x through 6.4.0 allows remote attackers to inject arbitrary web script or HTML via the message parameter to index.php?action=initLogon or modules/admin/DELETEIMAGES.php.","status":"published","published":"2021-02-01T22:15:14.067Z","modified":"2026-06-17T04:04:58.057Z","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":"2026-11-02T14:06:49.660551Z"}]}}