CVE-2026-38577 json
Insecure hardcoded credentials in the Admin account of Tenda HG21 V4.0.0-260302 allows attackers to gain root access.
published 2mo ago modified 2mo ago also EUVD-2026-68879
- cvss
- 9.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 41%
- public exploits
- 0
- none known
Summary
Insecure hardcoded credentials in the Admin account of Tenda HG21 V4.0.0-260302 allows attackers to gain root access.
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- total
- Assessed
- 2mo ago
Exploit prediction
0.48% chance of exploitation in the next 30 days, higher than 41% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Classification
- Weakness
-
- CWE-798 Use of Hard-coded Credentials
References
Sources
- CVE List CVE-2026-38577
- NVD CVE-2026-38577
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