Known vulnerabilities in EWWW Image Optimizer

Comprehensive image optimization with WebP, AVIF, Lazy Load, and more. Optimize images automatically for Faster Sites and Happy Visitors.

7Reported vulnerabilities

9.6Highest CVSS score

8.7.5Latest version

1,000,000+Active installs

What to do now

Update EWWW Image Optimizer to 8.7.4 or later. 7 of these have a fixed version available. Updating resolves them.

Plugin last updated: August 5, 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
CVE-2016-20010	Critical 9.6	3.7%	2.8.4 and earlier	`2.8.5`	June 8, 2016
CVE-2014-6243	Medium 4.3	2.1%	2.01 and earlier 2.0.0 to 2.0.0 (inclusive)	`2.0.2`	October 10, 2014
CVE-2026-15446	Medium 6.4	0.2%	0 to 8.7.3 (inclusive)	`8.7.4`	August 19, 2026
CVE-2023-40600	Medium 5.3	2.0%	7.2.0 and earlier	`7.2.1`	November 14, 2023
WF-d7d08bfd-9861-4e21-a696-25b00233ad94	Medium 5.3	—	Before 7.2.1	`7.2.1`	September 8, 2023
CVE-2024-31924	Medium 4.3	0.3%	7.2.3 and earlier	`7.3.0`	April 10, 2024
CVE-2020-36750	Medium 4.3	0.4%	5.8.1 and earlier	`5.9`	July 12, 2023

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