CVE-2026-11556

HIGH

Tenda F451 Web Management WriteFacMac formWriteFacMac os command injection

Title source: cna
STIX 2.1

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.

References (6)

Core 6
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-369166 | Tenda F451 Web Management WriteFacMac formWriteFacMac os command injection
https://vuldb.com/vuln/369166
Signature, Permissions Required signature permissions-required
VDB-369166 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/369166/cti
Third Party Advisory third-party-advisory
CVE-2026-11556 | CVE Analysis and Report
https://vuldb.com/cve/CVE-2026-11556
Third Party Advisory third-party-advisory
Submit #836476 | Tenda Tenda F451 Wireless Router V1.0.0.7, V1.0.0.9 OS Command Injection
https://vuldb.com/submit/836476
Product product
https://www.tenda.com.cn/

Scores

CVSS v3 8.8
EPSS 0.0161
EPSS Percentile 72.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-77 CWE-78
Status published
Products (2)
Tenda/F451 1.0.0.7
Tenda/F451 1.0.0.9
Published Jun 08, 2026
Tracked Since Jun 09, 2026