CVE-2026-38577

Insecure hardcoded credentials in the Admin account of Tenda HG21 V4.0.0-260302 allows attackers to gain root access.

CVSS v3.1 CNA

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.33% chance of exploitation in the next 30 days, 26th percentile

Published

2026-08-31

Updated

2026-09-01

Proof-of-concept exploits (1)

• poxsky/CVE-2026-38577-by-deepak-Anmol

References

• CVE Record
• NVD entry

Related

• CVE-2026-24516