What is CVE-2025-52080?

CVE-2025-52080 is a medium-severity vulnerability in NETGEAR Xr300, classified under Stack-based Buffer Overflow. CVSS score: 6.5/10. Published 2025-07-15.

How severe is CVE-2025-52080?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Buffer overflow in NETGEAR Xr300

CVE-2025-52080

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.

Vulnerability class: Buffer Overflow

Published 2025-07-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (19.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 19.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

NETGEAR Xr300
NETGEAR Xr300 Firmware — versions 1.0.3.38

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

github.com/lafdrew/IOT/blob/main/Netgear XR300/share_name of usb_device.cgi/buf… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-52080?: CVE-2025-52080 is a medium-severity vulnerability in NETGEAR Xr300, classified under Stack-based Buffer Overflow. CVSS score: 6.5/10. Published 2025-07-15.
How severe is CVE-2025-52080?: Medium severity. CVSS v3 base score is 6.5 out of 10.