B Slider- Gutenberg Slider Block for WP <= 1.1.30 - Authenticated (Subscriber+) Missing Authorization to Arbitrary Plugin Installation

Missing Authorization
CVE CVE-2025-8418
CVSS High (8.8)
Publicly Published August 11, 2025
Last Updated August 12, 2025
Researcher wesley (wcraft)
Description

The B Slider- Gutenberg Slider Block for WP plugin for WordPress is vulnerable to Arbitrary Plugin Installation in all versions up to, and including, 1.1.30. This is due to missing capability checks on the activated_plugin function. This makes it possible for authenticated attackers, with subscriber-level access and above, to install arbitrary plugins on the server which can make remote code execution possible.

References

1 affected software package

Software Type Plugin
Software Slug b-slider (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 1.1.30
Patched Version
  • 2.0.0
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