CVE-2026-11556

Tenda F451 Web Management WriteFacMac formWriteFacMac os command injection

Published: Jun 8, 2026Updated: Jul 23, 2026 Sources: CVE List NVDCWE-77

8.8HIGH

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.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:LPrivileges Required

Low

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:HIntegrity

High

A:HAvailability

High

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Weaknesses

CWE-77 CWE-78

Affected Products

Tenda

commercial·CN

F451

Networking Infrastructure

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique

Execution

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References

https://github.com/Robots10/IoT_vlu/blob/main/reports/Tenda/formWriteFacMac2/formWriteFacMac.md

github.com

https://vuldb.com/cve/CVE-2026-11556

vuldb.com

https://vuldb.com/submit/836476

vuldb.com

and 3 more references View all →

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