Known vulnerabilities in WP Upload Restriction

This plugin allows you to control upload of files based on file types and sizes.

3Reported vulnerabilities

5.4Highest CVSS score

2.3.0Latest version

2,000+Active installs

What to do now

Update WP Upload Restriction to 2.2.5 or later. 3 of these have a fixed version available. Updating resolves them.

Plugin last updated: July 6, 2025 / Tested up to WordPress: 6.8.8 / 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-2021-34625	Medium 5.4	0.6%	2.2.3 and earlier	`2.2.5`	July 7, 2021
CVE-2021-34626	Medium 4.3	0.7%	2.2.3 and earlier	`2.2.5`	July 7, 2021
CVE-2021-34627	Medium 4.3	0.7%	2.2.3 and earlier	`2.2.5`	July 7, 2021

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