Known vulnerabilities in Convert to Blocks

Convert to Blocks transforms classic editor content to blocks on-the-fly.

1Reported vulnerabilities

9.8Highest CVSS score

1.3.4Latest version

2,000+Active installs

What to do now

Update Convert to Blocks to 1.2.1 or later. 1 of these have a fixed version available. Updating resolves them.

Plugin last updated: May 12, 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
WF-1f714f97-5e1a-498a-9722-1e4bb883c5c7	Critical 9.8	—	1.2.0 and earlier	`1.2.1`	March 18, 2022

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