CVE-2026-4254
A weakness has been identified in Tenda AC8 up to 16.03.50.11. This vulnerability affects the function doSystemCmd of the file /goform/SysToolChangePwd of the component HTTP Endpoint. This manipulation of the argument local_2c causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.
- Affected products
- Ac8, Ac8 Firmware
- Tenda ac8 Firmware
- ≤ 16.03.50.11
- Fix
- Available
- CVSS 2.0
- 10.0 HIGH
- CVSS 3.1
- 9.8 CRITICAL
- EPSS
- 0.9% (56th percentile)
- Weakness
- CWE-119, CWE-787, CWE-121
- NVD status
- Analyzed
- Published
- 2026-03-16
CVE-2026-4254 at NVD
No indexed exploits for CVE-2026-4254 yet
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No exploit for CVE-2026-4254 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.