CVE-2026-120677: Optimole (WordPress plugin) · Cross-site Scripting
Affects Optimole (WordPress plugin)Source CVE Database V5
Not known to be exploited · CVSS 7.2 High.
Data as of 7 Nov 2026, 03:51 UTC
Thin evidence
One scorer or none| CNA (Wordfence) | CVSS 3.1 | 7.2 |
|---|
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 7 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 6 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| optimoleOptimole – Optimize Images | Convert WebP & AVIF | CDN & Lazy Load | Image Optimization | Affected
| Fixed in– |
AI-suggested
Users should monitor the vendor's advisory for updates and consider disabling video lazy loading or restricting comment approvals until a fix is released. Administrators should be cautious when approving comments and review them carefully to prevent injection of malicious scripts.
Description
A stored cross-site scripting (XSS) vulnerability exists in the Optimole WordPress plugin up to version 4.2.18. The flaw arises from insufficient sanitization and escaping of the 'comment' parameter, allowing unauthenticated attackers to inject malicious scripts. Exploitation requires the injected comment to be approved by an administrator and the affected post to include at least one iframe or video element, which is common when video lazy loading is enabled by default.
References
- wordfence.com/threat-intel/vulnerabilities/id/e71028cd-18bc-4b16-a376-db34b7212206?source=cve (opens in a new tab)
- plugins.trac.wordpress.org/browser/optimole-wp/tags/4.2.17/inc/manager.php (opens in a new tab)
- plugins.trac.wordpress.org/browser/optimole-wp/tags/4.2.17/inc/lazyload_replacer.php (opens in a new tab)
- plugins.trac.wordpress.org/browser/optimole-wp/tags/4.2.17/inc/manager.php (opens in a new tab)
- plugins.trac.wordpress.org/browser/optimole-wp/tags/4.2.19 (opens in a new tab)