Known vulnerabilities in Link Checker

An easy to use link checker for WordPress to detect broken links and images on your website.

1Reported vulnerabilities

7.1Highest CVSS score

1.19.1Latest version

4,000+Active installs

What to do now

Update Link Checker to 1.17.0 or later. 1 of these have a fixed version available. Updating resolves them.

Plugin last updated: August 17, 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
WF-cf48ad3b-9b3a-4052-bacf-52a729d62365	High 7.1	—	Before 1.17.0	`1.17.0`	March 22, 2019

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