Vulnerability in Tenda G1

CVE-2025-8980

A vulnerability has been found in Tenda G1 16.01.7.8(3660). Affected by this issue is the function check_upload_file of the component Firmware Update Handler. The manipulation leads to insufficient verification of data authenticity. The attack may be launched remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used.

EPSS: 0.003 (26.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-8980?
CVE-2025-8980 is a medium-severity vulnerability in Tenda G1, classified under Insufficient Verification of Data Authenticity. CVSS score: 6.6/10. Published 2025-08-14.
How severe is CVE-2025-8980?
Medium severity. CVSS v3 base score is 6.6 out of 10.
Is CVE-2025-8980 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.