Medium severity6.1NVD Advisory· Published Nov 1, 2021· Updated Jun 17, 2026
CVE-2021-38356
CVE-2021-38356
Description
The NextScripts: Social Networks Auto-Poster <= 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'].
Affected products
3cpe:2.3:a:nextscripts:social_networks_auto_poster:*:*:*:*:*:wordpress:*:*+ 1 more
- cpe:2.3:a:nextscripts:social_networks_auto_poster:*:*:*:*:*:wordpress:*:*range: <=4.3.20
- (no CPE)range: 4.3.20
- Range: <=4.3.20
Patches
Vulnerability mechanics
References
1- www.wordfence.com/blog/2021/10/xss-vulnerability-in-nextscripts-social-networks-auto-poster-plugin-impacts-100000-sites/nvdExploitThird Party Advisory
News mentions
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