Known vulnerabilities in Duplicate Post

Duplicate post

4Reported vulnerabilities

8.8Highest CVSS score

1.5.6Latest version

300,000+Active installs

What to do now

Update Duplicate Post to 1.5.6 or later. 4 of these have a fixed version available. Updating resolves them.

Plugin last updated: August 18, 2026 / Tested up to WordPress: 7.0.4 / View on wordpress.org

Reported vulnerabilities

Ordered by how urgently they need attention — whether a vulnerability is actually being exploited, and how likely exploitation is, rather than CVSS severity alone.

CVE	Severity	Exploit probability next 30 days	Affected versions	Fixed in	Published
CVE-2021-43408	High 8.8	9.5%	1.1.9 and earlier	`1.2.0`	November 19, 2021
WF-a8c8d839-d2a4-4b2a-ad61-a3cda7826636	Medium 6.3	—	1.4.1 and earlier	`1.4.2`	August 3, 2023
CVE-2026-19085	Medium 4.3	0.2%	Before 1.5.6	`1.5.6`	August 24, 2026
CVE-2026-19435	Medium 4.3	0.2%	Before 1.5.6	`1.5.6`	August 24, 2026

Sources: vulnerability records from NVD, exploitation from CISA KEV, exploit probability from EPSS. Affected versions come from CPE ranges or from the reporting CNA.