CVE-2026-17608

Vulnerability Description

The WP Compress – Instant Performance & Speed Optimization plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 7.10.09. This is due to missing or incorrect nonce validation on the (top-level template code) function. This makes it possible for unauthenticated attackers to delete arbitrary WordPress options, including critical ones such as siteurl, home, active_plugins, template, and stylesheet, causing site outage or a full plugin and theme reset via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

CVSS Score

Related Weaknesses (CWE)

References

• https://plugins.trac.wordpress.org/browser/wp-compress-image-optimizer/tags/7.10
• https://plugins.trac.wordpress.org/browser/wp-compress-image-optimizer/tags/7.10
• https://plugins.trac.wordpress.org/browser/wp-compress-image-optimizer/tags/7.10
• https://plugins.trac.wordpress.org/browser/wp-compress-image-optimizer/tags/7.10
• https://plugins.trac.wordpress.org/browser/wp-compress-image-optimizer/tags/7.10
• https://plugins.trac.wordpress.org/changeset?reponame=&old=3641964%40wp-compress
• https://www.wordfence.com/threat-intel/vulnerabilities/id/67013cc9-c20f-4137-9a4