RCE in Tenda F453
CVE-2026-4554
A security flaw has been discovered in Tenda F453 1.0.0.3. The affected element is the function FormWriteFacMac of the file /goform/WriteFacMac. The manipulation of the argument mac results in command injection. It is possible to launch th…
EPSS: 0.002 (45.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Tenda F453 — versions 1.0.0.3
- Tenda F453_firmware — versions 1.0.0.3
Weakness classification (CWE)
References
- VDB-352381 | Tenda F453 WriteFacMac FormWriteFacMac privilege escalation (technical-description, Third Party Advisory, VDB Entry, vdb-entry)
- VDB-352381 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, Permissions Required, permissions-required, VDB Entry)
- Submit #774933 | Tenda F453 v1.0.0.3 Command Injection (Third Party Advisory, VDB Entry, third-party-advisory)
- cna@vuldb.com (Exploit, Third Party Advisory, exploit)
- cna@vuldb.com (Product, product)
Frequently asked questions
- What is CVE-2026-4554?
- CVE-2026-4554 is a medium-severity vulnerability in Tenda F453, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2026-03-22.
- How severe is CVE-2026-4554?
- Medium severity. CVSS v3 base score is 6.3 out of 10.