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Vulnerability record · CVE-2026-16570 · published 19 August 2026

CVE-2026-16570: Cross-site scripting vulnerability

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.

7.1 CVSS 3.1 High EPSS 0.25% · top 85.1% CWE-79 · Cross-site scripting Deferred
7.1CVSS 3.1 base score
0.25%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
26 Aug 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

References

LinkTags
https://wpscan.com/vulnerability/25c42ca3-ff25-4b43-a712-2876398d82ab/

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Source: NIST National Vulnerability Database (record CVE-2026-16570), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.