PatchTheCVECVE-2025-4121: A vulnerability was found in Netgear JWNR2000v2 1.0.0.11
CVE-2025-4121 is a medium-severity flaw (CVSS 6.3) affecting jwnr2000v2 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
A vulnerability was found in Netgear JWNR2000v2 1.0.0.11. It has been declared as critical. Affected by this vulnerability is the function cmd_wireless. The manipulation of the argument host leads to command injection. The attack can be launched remotely. The vendor was contacted early about this disclosure but did not respond in any way.
Why this priority
- No elevated risk signals yet
No fix is published yet: follow the downgrade or mitigation steps.
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
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-2025-4121?
jwnr2000v2 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2025-4121 being exploited?
CVE-2025-4121 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-2025-4121 affect?
CVE-2025-4121 affects jwnr2000v2 firmware. Severity is medium (CVSS 6.3). A vulnerability was found in Netgear JWNR2000v2 1.0.0.11. It has been declared as critical. Affected by this vulnerability is the function cmd_wireless. The manipulation of the argument host leads to command injection. The attack can be lau
How urgent is CVE-2025-4121?
Priority 44/100. No elevated risk signals yet.
Software pages
Related CVEs
- CVE-2025-4122 MEDIUM 6.3 MITIGATE A vulnerability was found in Netgear JWNR2000v2 1.0.0.11
- CVE-2025-4120 HIGH 8.8 MITIGATE A vulnerability was found in Netgear JWNR2000v2 1.0.0.11