CVE-2025-52080: In Netgear XR300 V1.0.3.38_10.3.30, a stack-based buffer overflow vulnerability exists in the HTTPD service th

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MEDIUM 6.5REMOTEMITIGATE

CVE-2025-52080 is a medium-severity flaw (CVSS 6.5) affecting xr300 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 73%)
CISA exploited list	No
Weakness	CWE-121
Published	2025-07-15
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: netgear

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-07-15 16:15 UTCPublished CVE record published
2026-06-17 09:35 UTCUpdated Record last modified

netgear xr300 firmware MITIGATE

Affected: 1.0.3.38

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.3.38

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-52080?

xr300 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-52080 being exploited?

CVE-2025-52080 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-52080 affect?

CVE-2025-52080 affects xr300 firmware. Severity is medium (CVSS 6.5). 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.

How urgent is CVE-2025-52080?

Priority 40/100. Public exploit reference; Remotely exploitable, no login, no user action

Software pages

Apache HTTP Server vulnerabilities · Netgear vulnerabilities

Related CVEs

CVE-2025-52082 MEDIUM 6.5 MITIGATE In Netgear XR300 V1.0.3.38_10.3.30, a stack-based buffer overflow exists in the HTTPD service through the usb_
CVE-2025-52081 MEDIUM 6.5 MITIGATE In Netgear XR300 V1.0.3.38_10.3.30, a stack-based buffer overflow vulnerability exists in the HTTPD service th
CVE-2024-52026 MEDIUM 5.7 MITIGATE MITIGATE Netgear XR300 v1.0.3.78, R7000P v1.3.3.154, and R6400 v2 1.0.4.128 was discovered to contain a stack overflow
CVE-2024-52025 MEDIUM 5.7 MITIGATE MITIGATE Netgear XR300 v1.0.3.78, R7000P v1.3.3.154, and R6400 v2 1.0.4.128 was discovered to contain a stack overflow
CVE-2024-52024 MEDIUM 5.7 MITIGATE MITIGATE Netgear XR300 v1.0.3.78, R7000P v1.3.3.154, and R6400 v2 1.0.4.128 was discovered to contain a stack overflow

References

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