What is CVE-2026-16539?

CVE-2026-16539 is a high-severity vulnerability in Sm Page Duplicator, classified under SQL Injection. CVSS score: 8.1/10. Published 2026-08-03.

How severe is CVE-2026-16539?

High severity. CVSS v3 base score is 8.1 out of 10.

SQL Injection in Sm Page Duplicator

CVE-2026-16539

The sm page duplicator WordPress plugin through 1.0.0 does not sanitise and escape a stored value before using it in a SQL statement when duplicating a page, allowing users with the Editor role and above to perform SQL Injection attacks.

Vulnerability class: SQL Injection

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Unknown Sm Page Duplicator — versions 0

Weakness classification (CWE)

CWE-89 — SQL Injection

References

contact@wpscan.com (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-16539?: CVE-2026-16539 is a high-severity vulnerability in Sm Page Duplicator, classified under SQL Injection. CVSS score: 8.1/10. Published 2026-08-03.
How severe is CVE-2026-16539?: High severity. CVSS v3 base score is 8.1 out of 10.