Image Slider Slideshow <= 1.8 - Authenticated (Contributor+) Insecure Direct Object Reference

Authorization Bypass Through User-Controlled Key
CVE CVE-2026-22489
CVSS Medium (4.3)
Publicly Published January 7, 2026
Last Updated January 14, 2026
Researcher Nabil Irawan
Description

The Image Slider Slideshow plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.8 due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Contributor-level access and above, to perform unauthorized access.

References

1 affected software package

Software Type Plugin
Software Slug image-slider-slideshow (view on wordpress.org)
Patched? No
Affected Version
  • <= 1.8
Patched Version
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