CVSS v3
9.8
CRITICAL
EPSS Score
2.6 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
A Buffer Overflow vulnerability exists in TP-LINK WR-886N 20190826 2.3.8 in the /cloud_config/router_post/get_reset_pwd_veirfy_code feature, which allows malicious users to execute arbitrary code on the system via a crafted post request.
Technical details
- Published
- 2022-03-10
Frequently asked questions
What is CVE-2021-44627?
A Buffer Overflow vulnerability exists in TP-LINK WR-886N 20190826 2.3.8 in the /cloud_config/router_post/get_reset_pwd_veirfy_code feature, which allows malicious users to execute arbitrary code on the system via a crafted post request.
Is CVE-2021-44627 actively exploited?
Active exploitation of CVE-2021-44627 has not been confirmed. Its EPSS score was 2.6% on 2026-09-25, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2021-44627?
CVE-2021-44627 has a CVSS v3 base score of 9.8 (CRITICAL severity).
Is CVE-2021-44627 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.
No credit card required · 500 free checks/month · Free API key
Other 2021 vulnerabilities worth triaging
Ranked by exploit probability (EPSS).