CVE-2026-16570: Unknown Nextscripts: Social Networks Auto-Poster

High severity, CVSS 7.1. EPSS: 0.3% chance of exploitation in the next 30 days.

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.

Affected products

• Unknown Nextscripts: Social Networks Auto-Poster: before 4.4.8 (fixed in 4.4.8)

Published 2026-08-19. Last modified 2026-08-26.