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High severity · published Apr 27, 2026
CVE-2026-7102
Tenda F456 httpd WriteFacMac FromWriteFacMac command injection
8.8
CVSS
3.3%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.3% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
F4
F456 · Tenda
1.0.0.5 · source: vendor
FF
F456 Firmware · Tenda
1.0.0.5 · source: NVD
Affected product
F4
F456
Tenda
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-7102
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-7102
Exploit
https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_140/README.md
Third Party Advisory
https://vuldb.com/submit/798475
Third Party Advisory
https://vuldb.com/vuln/359677
Permissions Required
https://vuldb.com/vuln/359677/cti
Product
https://www.tenda.com.cn/
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