Vulnerability Description
A security flaw has been discovered in Tenda F451 1.0.0.7/1.0.0.9. Impacted is the function formWriteFacMac of the file /goform/WriteFacMac of the component Web Management Interface. Performing a manipulation of the argument mac results in os command injection. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/Robots10/IoT_vlu/blob/main/reports/Tenda/formWriteFacMac2/for
- https://vuldb.com/cve/CVE-2026-11556
- https://vuldb.com/submit/836476
- https://vuldb.com/vuln/369166
- https://vuldb.com/vuln/369166/cti
- https://www.tenda.com.cn/
FAQ
What is CVE-2026-11556?
CVE-2026-11556 is a vulnerability with a CVSS score of 8.8 (HIGH). A security flaw has been discovered in Tenda F451 1.0.0.7/1.0.0.9. Impacted is the function formWriteFacMac of the file /goform/WriteFacMac of the component Web Management Interface. Performing a mani...
How severe is CVE-2026-11556?
CVE-2026-11556 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-11556?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.