CVE-2025-8418 Missing authorization in bSlider – Create Responsive Image, Post, Product, and Video Sliders
Authenticated subscribers can install arbitrary plugins due to missing capability checks, potentially leading to remote code execution.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-8418?
CVE-2025-8418 is a high-severity missing authorization vulnerability in bplugins bSlider – Create Responsive Image, Post, Product, and Video Sliders, published on 12 Aug 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Weakness: CWE-862
Which versions are affected by CVE-2025-8418?
How do I fix CVE-2025-8418?
No fix has been published for CVE-2025-8418 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2025-8418 being exploited?
There is no known exploitation of CVE-2025-8418 in the wild and no public exploit code.
Sources
Also known as GHSA-pvwc-33hq-3ppw.