CVE-2020-37227 WordPress Plugin HS Brand Logo Slider 2.1 Unrestricted File Upload
Authenticated attackers can upload malicious PHP files to achieve remote code execution in the HS Brand Logo Slider WordPress plugin.
- 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-2020-37227?
CVE-2020-37227 is a high-severity vulnerability in Heliossolutions HS Brand Logo Slider, published on 16 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
HS Brand Logo Slider 2.1 contains an unrestricted file upload vulnerability that allows authenticated users to bypass client-side file extension validation by uploading arbitrary files. Attackers can intercept upload requests to the logoupload parameter in the admin interface and rename files to executable extensions .php to achieve remote code execution.
Weakness: CWE-434
Which versions are affected by CVE-2020-37227?
How do I fix CVE-2020-37227?
No fix has been published for CVE-2020-37227 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-37227 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-37227 exists.
Sources
Also known as GHSA-7487-8952-hmfc.