CVE-2026-16570CWE-79cross-site-scripting

CVE-2026-16570

High · published August 19, 2026

CVSS v3.1
7.1
EPSS
0%
Percentile
15.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00251 · 15.7th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-08-19T10:17Z
References (1)
https://wpscan.com/vulnerability/25c42ca3-ff25-4b43-a712-2876398d82ab/ · [email protected]
EPSS history
Timeline
  • 19 AUG 06:00Z
    NextScripts: Social Networks Auto-Poster < 4.4.8 - Reflected XSS via Facebook OAuth Callback
    cvelistv5