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CVE Vulnerability Details :
CVE-2026-11556
PUBLISHED
More InfoOfficial Page
Assigner-VulDB
Assigner Org ID-1af790b2-7ee1-4545-860a-a788eba489b5
View Known Exploited Vulnerability (KEV) details
Published At-08 Jun, 2026 | 18:00
Updated At-08 Jun, 2026 | 18:00
Rejected At-
▼CVE Numbering Authority (CNA)
Tenda F451 Web Management WriteFacMac formWriteFacMac os command injection

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.

Affected Products
Vendor
Tenda Technology Co., Ltd.Tenda
Product
F451
CPEs
  • cpe:2.3:o:tenda:f451_firmware:*:*:*:*:*:*:*:*
Modules
  • Web Management Interface
Versions
Affected
  • 1.0.0.7
  • 1.0.0.9
Problem Types
TypeCWE IDDescription
CWECWE-78OS Command Injection
CWECWE-77Command Injection
Type: CWE
CWE ID: CWE-78
Description: OS Command Injection
Type: CWE
CWE ID: CWE-77
Description: Command Injection
Metrics
VersionBase scoreBase severityVector
4.08.7HIGH
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
3.18.8HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
3.08.8HIGH
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
2.09.0N/A
AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR
Version: 4.0
Base score: 8.7
Base severity: HIGH
Vector:
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
Version: 3.1
Base score: 8.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
Version: 3.0
Base score: 8.8
Base severity: HIGH
Vector:
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
Version: 2.0
Base score: 9.0
Base severity: N/A
Vector:
AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
reporter
hacker128 (VulDB User)
Timeline
EventDate
Advisory disclosed2026-06-08 00:00:00
VulDB entry created2026-06-08 02:00:00
VulDB entry last update2026-06-08 08:00:44
Event: Advisory disclosed
Date: 2026-06-08 00:00:00
Event: VulDB entry created
Date: 2026-06-08 02:00:00
Event: VulDB entry last update
Date: 2026-06-08 08:00:44
Replaced By
Rejected Reason
References
HyperlinkResource
https://vuldb.com/vuln/369166
vdb-entry
technical-description
https://vuldb.com/vuln/369166/cti
signature
permissions-required
https://vuldb.com/cve/CVE-2026-11556
third-party-advisory
https://vuldb.com/submit/836476
third-party-advisory
https://github.com/Robots10/IoT_vlu/blob/main/reports/Tenda/formWriteFacMac2/formWriteFacMac.md
exploit
https://www.tenda.com.cn/
product
Hyperlink: https://vuldb.com/vuln/369166
Resource:
vdb-entry
technical-description
Hyperlink: https://vuldb.com/vuln/369166/cti
Resource:
signature
permissions-required
Hyperlink: https://vuldb.com/cve/CVE-2026-11556
Resource:
third-party-advisory
Hyperlink: https://vuldb.com/submit/836476
Resource:
third-party-advisory
Hyperlink: https://github.com/Robots10/IoT_vlu/blob/main/reports/Tenda/formWriteFacMac2/formWriteFacMac.md
Resource:
exploit
Hyperlink: https://www.tenda.com.cn/
Resource:
product
Details not found