Vulnerability · Published Aug 19, 2026 · Assigned by WPScan
CVE-2026-16570NextScripts: Social Networks Auto-Poster < 4.4.8 - Reflected XSS via Facebook OAuth Callback
High 7.1
In plain English
A high-severity cross-site scripting in NextScripts: Social Networks Auto-Poster from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 17% of all known vulnerabilities).
Severity (CVSS 3.1)7.1High
Exploit odds (30 days)0.3%top 83.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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 (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unknown | NextScripts: Social Networks Auto-Poster | 0 – before 4.4.8 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
References
- https://wpscan.com/vulnerability/25c42ca3-ff25-4b43-a712-2876398d82ab/ exploit, vdb-entry, technical-description