CVE-2021-38356

NextScripts: Social Networks Auto-Poster <= 4.3.20 Reflected Cross-Site Scripting

State: Published
Severity: 6.1 Medium
Published: Nov 1, 2021
Updated: Mar 31, 2025
Reserved: Aug 9, 2021

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'].

Scores

CVSS	Score	Vector	Source
3.1	6.1 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N	Wordfence

Weaknesses

CWE-79 Cross-site Scripting (XSS)

Affected Products

Product	Versions
NextScripts: Social Networks Auto-PosterNextScripts	4.3.20 through 4.3.20Affected

References

https://www.wordfence.com/blog/2021/10/xss-vulnerability-in-nextscripts-social-networks-auto-poster-plugin-impacts-100000-sites/

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