CVE-2026-16570 in NextScripts Social Networks Auto-Poster Plugin

Summary

by MITRE • 08/19/2026

The NextScripts: Social Networks Auto-Poster WordPress plugin before 4.4.8 does not escape some of the query-string parameters it reflects back on one of its admin pages, allowing attackers to perform Reflected Cross-Site Scripting attacks against logged-in users such as administrators who are tricked into opening a crafted link.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

• Responsible: WPScan
• Reservation: 07/22/2026
• Disclosure: 08/19/2026
• Moderation: accepted
• Entry: VDB-392966
• CPE: ready
• CWE: CWE-79 (confirmed)
• CVSS: 2.4 (VulDB)
• EPSS: 0.00000
• KEV: no
• Activities: low
• Sector: Hostingprovider

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-16570
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-16570
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-16570/