Question 1

What is CVE-2021-27137?

Accepted Answer

CVE-2021-27137 is a high-severity software vulnerability with a CVSS score of 8.1.

Question 2

Is CVE-2021-27137 being actively exploited?

Accepted Answer

Yes — CVE-2021-27137 is in CISA's Known Exploited Vulnerabilities (KEV) catalog, so it is confirmed exploited in the wild. Patch affected products as a priority.

Question 3

What products does CVE-2021-27137 affect?

Accepted Answer

Tracked products affected include DD-WRT. Check the version you run to see whether it is affected.

Question 4

How do I fix CVE-2021-27137?

Accepted Answer

This vulnerability is being actively exploited in the wild — patch affected products urgently. Upgrade affected products to a fixed version.

CVE-2021-27137

Summary

Affected products we track (1)

Recommendation

Additional information