CVE-2026-82666 yaojingang GEOFlow Superadmin Theme Editor SiteThemeEditorController.php preview code injection
Remote attackers with admin privileges can inject code via the theme editor preview function, leading to arbitrary code execution.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-82666?
CVE-2026-82666 is a medium-severity code injection vulnerability in yaojingang GEOFlow, published on 31 Aug 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A flaw has been found in yaojingang GEOFlow up to 2.1.0. This issue affects the function preview of the file app/Http/Controllers/Admin/SiteThemeEditorController.php of the component Superadmin Theme Editor. This manipulation of the argument blade causes code injection. It is possible to initiate the attack remotely. The exploit has been published and may be used. Upgrading to version 2.1.1 is capable of addressing this issue. Patch name: 67abfd864a15d169a78429f3290c91cb3b93e849. Upgrading the affected component is advised.
Which versions are affected by CVE-2026-82666?
How do I fix CVE-2026-82666?
No fix has been published for CVE-2026-82666 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-82666 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-82666 exists.
Sources
Also known as GHSA-254c-3p3v-hv7x.