CVE-2025-40678 Unrestricted upload vulnerability for dangerous file types on Summar Software´s Portal del Empleado
Attackers can upload dangerous files via a specific parameter in the employee portal, 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-2025-40678?
CVE-2025-40678 is a medium-severity vulnerability in Summar Software Portal del Empleado, published on 18 Sep 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Unrestricted upload vulnerability for dangerous file types on Summar Software´s Portal del Empleado. This vulnerability allows an attacker to upload a dangerous file type by sending a POST request using the parameter “cctl00$ContentPlaceHolder1$fuAdjunto” in “/MemberPages/ntf_absentismo.aspx”.
Weakness: CWE-434
Which versions are affected by CVE-2025-40678?
How do I fix CVE-2025-40678?
No fix has been published for CVE-2025-40678 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-40678 being exploited?
There is no known exploitation of CVE-2025-40678 in the wild and no public exploit code.
Sources
Also known as GHSA-8xh2-xr8x-3g8x.