Known vulnerabilities in Insert Html Snippet

Add HTML, CSS and javascript code to your pages and posts easily using shortcodes.

1Reported vulnerabilities

6.1Highest CVSS score

1.4.6Latest version

20,000+Active installs

What to do now

Update Insert Html Snippet to 1.2.1 or later. 1 of these have a fixed version available. Updating resolves them.

Plugin last updated: June 22, 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-71aeca29-a9bd-42c0-8150-814b79e931fa	Medium 6.1	—	Before 1.2.1	`1.2.1`	November 29, 2016

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