CVE-2025-52080 Memory corruption in n/a

Medium 6.5 Published 15 Jul 2025 Updated 15 Jul 2025

A stack-based buffer overflow in the Netgear XR300 router's HTTPD service allows attackers to execute arbitrary code via a crafted POST request.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-52080?

CVE-2025-52080 is a medium-severity memory corruption vulnerability in Netgear Xr300 Firmware, published on 15 Jul 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In Netgear XR300 V1.0.3.38_10.3.30, a stack-based buffer overflow vulnerability exists in the HTTPD service through the usb_device.cgi endpoint. The vulnerability occurs when processing POST requests containing the share_name parameter.

Weakness: CWE-121

Which versions are affected by CVE-2025-52080?

It affects 1 product.

Products include Netgear Xr300 Firmware.

How do I fix CVE-2025-52080?

No fix has been published for CVE-2025-52080 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2025-52080 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-52080 exists.

All Netgear Xr300 Firmware vulnerabilities

Sources

Also known as GHSA-25r2-9vcc-j43c.