WP Vulnerability WatchVulnerability data as of September 7, 2026

Known vulnerabilities in Far Future Expiry Header

This plugin will add a far future expiry header for various file types to improve page load speed of your site

1Reported vulnerabilities
4.3Highest CVSS score
1.6Latest version
7,000+Active installs

What to do now

Update Far Future Expiry Header to 1.5 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.

CVESeverityExploit probability
next 30 days		 Affected versionsFixed inPublished
CVE-2021-24799 Medium 4.3 0.5% Before 1.5 1.5 November 1, 2021

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