CVE-2026-11556

HIGH EPSS 73.0%
Published Jun 8, 20263w ago · Modified Jun 17, 20261w ago
7.4 CVSS 4.0
High
Find Similar
Published Jun 8, 2026 3w ago
Last Modified Jun 17, 2026 1w ago

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 Details

Base Score
7.4
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
73.0% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 2

CWE-77 Command Injection Injection
CWE-78 OS Command Injection Injection

References 6

  • github.com https://github.com/Robots10/IoT_vlu/blob/main/reports/Tenda/formWriteFacMac2/formWriteFacMac.md
  • vuldb.com https://vuldb.com/cve/CVE-2026-11556
  • vuldb.com https://vuldb.com/submit/836476
  • vuldb.com https://vuldb.com/vuln/369166
  • vuldb.com https://vuldb.com/vuln/369166/cti
  • tenda.com.cn https://www.tenda.com.cn/

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.