CVE-2026-38931 Cross-site scripting in n/a
Stored XSS in simplephp admin config allows attackers to inject scripts, potentially leading to session hijacking or malicious actions.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-38931?
CVE-2026-38931 is a medium-severity cross-site scripting vulnerability in n/a, published on 27 May 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
A stored cross-site scripting (XSS) vulnerability in the /admin/config-module.php component of creatorsofcode simplephp GitHub commit 5184cff (Latest as of 2026-02-27) via injecting a crafted payload.
Weakness: CWE-79
Which versions are affected by CVE-2026-38931?
How do I fix CVE-2026-38931?
No fix has been published for CVE-2026-38931 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-38931 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-38931 exists.
Sources
Also known as GHSA-wxvc-h8gm-x6h3.