RCE in Tenda F456
CVE-2026-7102
A vulnerability was found in Tenda F456 1.0.0.5. This impacts the function FromWriteFacMac of the file /goform/WriteFacMac of the component httpd. The manipulation of the argument mac results in command injection. The attack can be executed remotely. The exploit has been made public and could be used.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.065 (93.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.030 · newest: 0.065 · change: +0.034
Affected products
- Tenda F456 — versions 1.0.0.5
- Tenda F456 Firmware — versions 1.0.0.5
Weakness classification (CWE)
References
- vuldb.com/vuln/359677 (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/vuln/359677/cti (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/submit/798475 (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/Litengzheng/vuldb_new/blob/main/F456/vul_140/README.md (Exploit, Third Party Advisory, exploit)
- www.tenda.com.cn/ (Product, product)
Frequently asked questions
- What is CVE-2026-7102?
- CVE-2026-7102 is a medium-severity vulnerability in Tenda F456, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2026-04-27.
- How severe is CVE-2026-7102?
- Medium severity. CVSS v3 base score is 6.3 out of 10.