Known vulnerabilities in WPSSO Core – Complete Schema Markup and Meta Tags

Present your content at its best for social sites and search results, no matter how URLs are shared, reshared, messaged, posted, embedded, or crawled.

1Reported vulnerabilities

4.3Highest CVSS score

22.5.2Latest version

5,000+Active installs

What to do now

Update WPSSO Core – Complete Schema Markup and Meta Tags to 18.18.2 or later. 1 of these have a fixed version available. Updating resolves them.

Plugin last updated: August 14, 2026 / Tested up to WordPress: 7.1 / 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-2024-56243	Medium 4.3	0.3%	18.18.1 and earlier	`18.18.2`	December 30, 2024

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