CVE-2026-57799 WordPress Nuss theme <= 1.3.6 - Local File Inclusion vulnerability
An attacker can exploit a local file inclusion vulnerability in the Nuss WordPress theme to read sensitive files or execute arbitrary code.
- 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-2026-57799?
CVE-2026-57799 is a high-severity path traversal vulnerability in uxper Nuss, published on 13 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in uxper Nuss nuss allows PHP Local File Inclusion.This issue affects Nuss: from n/a through <= 1.3.6.
Weakness: CWE-98
Which versions are affected by CVE-2026-57799?
How do I fix CVE-2026-57799?
No fix has been published for CVE-2026-57799 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-57799 being exploited?
There is no known exploitation of CVE-2026-57799 in the wild and no public exploit code.
Sources
Also known as GHSA-9c43-4m2w-p54m.