Arbitrary File Read Vulnerability in ShortPixel Image Optimizer Plugin for WordPress
CVE-2026-1246

4.9MEDIUM

Key Information:

Vendor

WordPress
Status
Shortpixel Image Optimizer – Optimize Images, Convert Webp & Avif
Vendor
CVE Published:
5 February 2026

What is CVE-2026-1246?

The ShortPixel Image Optimizer plugin for WordPress contains a vulnerability allowing authenticated users with Editor-level access or higher to perform Arbitrary File Read via path traversal. This issue arises from inadequate validation and sanitization of the 'loadFile' parameter in the 'loadLogFile' AJAX action, exposing sensitive data on the server, including database credentials and authentication keys. Webmasters using affected versions should implement remediation measures to protect against potential data breaches.

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Deploy the Patch

Affected Version(s)

ShortPixel Image Optimizer – Optimize Images, Convert WebP & AVIF * <= 6.4.2

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/shortpixel-ima...
https://plugins.trac.wordpress.org/browser/shortpixel-ima...

CVSS V3.1

Score:
4.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Rafał
JSON
.