Image Optimizer – Compress Images and Convert to WebP or AVIF
image-optimization · plugin
Known security vulnerabilities for Image Optimizer – Compress Images and Convert to WebP or AVIF. Find out in seconds which version runs on your site with WP Lens.
2 known vulnerabilities
latest Jul 2, 2026
Listed on wordpress.org · latest 1.7.7 · last updated Sep 22, 2026 · 1M+ installs
wordpress.org status checked on Oct 2, 2026
Vulnerabilities
- High 8.1
CVE-2026-5821author+≤ 1.7.4
Image Optimizer <= 1.7.4 - Authenticated (Author+) Arbitrary File Deletion via Post Meta Field Injection
- Medium 4.3
CVE-2026-25387login required≤ 1.7.1
WordPress Image Optimizer by Elementor plugin <= 1.7.1 - Broken Access Control vulnerability
The access label is read from the record's own text (e.g. “subscriber+”: subscriber and above). When the text names no role, CVSS decides between “login required” and “high privilege”; no role name is invented. “Needs a click”: the attack depends on a logged-in user following a link (CSRF, reflected XSS).