Known vulnerabilities in Kraken.io Image Optimizer – Compress, Convert to WebP & AVIF, Resize & Bulk Optimize

Optimize images automatically — compress, resize and convert to WebP, AVIF & more with Kraken.io. Faster pages, smaller files, same quality.

3Reported vulnerabilities

8.8Highest CVSS score

3.0.3Latest version

10,000+Active installs

What to do now

Update Kraken.io Image Optimizer – Compress, Convert to WebP & AVIF, Resize & Bulk Optimize to 2.7.0 or later. 3 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
CVE-2022-38454	High 8.8	0.3%	2.6.5 and earlier	`2.6.6`	September 23, 2022
CVE-2023-0619	Medium 6.5	0.7%	2.6.8 and earlier	`2.7.0`	February 1, 2023
CVE-2023-22708	Medium 5.4	0.6%	2.6.7 and earlier	`2.6.8`	January 17, 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.