{"id":"CVE-2021-38356","aliases":["EUVD-2021-24809","GHSA-c4v2-74rr-g59c"],"status":"published","title":"NextScripts: Social Networks Auto-Poster \u003c= 4.3.20 Reflected Cross-Site Scripting","description":"The NextScripts: Social Networks Auto-Poster \u003c= 4.3.20 WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the $_REQUEST['page'] parameter which is echoed out on inc/nxs_class_snap.php by supplying the appropriate value 'nxssnap-post' to load the page in $_GET['page'] along with malicious JavaScript in $_POST['page'].","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":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00873,"percentile":0.59205,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-11-01T21:01:08Z","modified":"2026-06-17T04:01:56Z","products":[{"vendor":"nextscripts","product":"nextscripts: social networks auto-poster"},{"vendor":"nextscripts","product":"social_networks_auto_poster"}],"references":[{"url":"https://www.wordfence.com/blog/2021/10/xss-vulnerability-in-nextscripts-social-networks-auto-poster-plugin-impacts-100000-sites/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-38356"},{"url":"https://github.com/advisories/GHSA-c4v2-74rr-g59c"}],"sources":{"cve":[{"id":"CVE-2021-38356","title":"NextScripts: Social Networks Auto-Poster \u003c= 4.3.20 Reflected Cross-Site Scripting","description":"The NextScripts: Social Networks Auto-Poster \u003c= 4.3.20 WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the $_REQUEST['page'] parameter which is echoed out on inc/nxs_class_snap.php by supplying the appropriate value 'nxssnap-post' to load the page in $_GET['page'] along with malicious JavaScript in $_POST['page'].","status":"published","published":"2021-11-01T21:01:08.103Z","modified":"2025-03-31T17:46:39.437Z","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":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:07.697752Z"}],"euvd":[{"id":"EUVD-2021-24809","description":"The NextScripts: Social Networks Auto-Poster \u003c= 4.3.20 WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the $_REQUEST['page'] parameter which is echoed out on inc/nxs_class_snap.php by supplying the appropriate value 'nxssnap-post' to load the page in $_GET['page'] along with malicious JavaScript in $_POST['page'].","status":"published","published":"2021-11-01T21:01:08Z","modified":"2025-03-31T17:46:39Z","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":"2026-11-02T20:52:46.759966Z"}],"ghsa":[{"id":"GHSA-c4v2-74rr-g59c","title":"The NextScripts: Social Networks Auto-Poster \u003c= 4.3.20 WordPress plugin is vulnerable to...","description":"The NextScripts: Social Networks Auto-Poster \u003c= 4.3.20 WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the $_REQUEST['page'] parameter which is echoed out on inc/nxs_class_snap.php by supplying the appropriate value 'nxssnap-post' to load the page in $_GET['page'] along with malicious JavaScript in $_POST['page'].","status":"published","published":"2022-05-24T19:19:22Z","modified":"2023-01-30T05:03:32Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:51.429276Z"}],"nvd":[{"id":"CVE-2021-38356","description":"The NextScripts: Social Networks Auto-Poster \u003c= 4.3.20 WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the $_REQUEST['page'] parameter which is echoed out on inc/nxs_class_snap.php by supplying the appropriate value 'nxssnap-post' to load the page in $_GET['page'] along with malicious JavaScript in $_POST['page'].","status":"published","published":"2021-11-01T21:15:07.68Z","modified":"2026-06-17T04:01:56.427Z","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":"secondary"},{"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":"2026-11-02T14:07:00.549994Z"}]}}