Known vulnerabilities in Square

1Reported vulnerabilities

4.3Highest CVSS score

2.0.68Latest version

2,000+Active installs

What to do now

Update Square to 2.0.1 or later. 1 of these have a fixed version available. Updating resolves them.

Plugin last updated: January 18, 2026 / Tested up to WordPress: Unknown / 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-2023-30486	Medium 4.3	0.7%	2.0.0 and earlier	`2.0.1`	April 13, 2023

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