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CNVD-2026-37068

Vulnerability from cnvd - Published: 2026-09-16

Title

Tenda F451操作系统命令注入漏洞

Description

Tenda F451是腾达（TENDA）推出的一款SOHO无线路由器。 Tenda F451存在操作系统命令注入漏洞，该漏洞源于/goform/WriteFacMac文件中的formWriteFacMac函数对mac参数命令拼接处理不当。攻击者可利用该漏洞在设备系统中执行任意操作系统命令。

Severity

高

Formal description

目前厂商尚未发布升级程序修复该安全问题，详情见厂商官网： https://tenda.com.cn/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2026-11556

Impacted products

Name
['Tenda F451 1.0.0.7', 'Tenda F451 1.0.0.9']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-11556",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-11556"
    }
  },
  "description": "Tenda F451\u662f\u817e\u8fbe\uff08TENDA\uff09\u63a8\u51fa\u7684\u4e00\u6b3eSOHO\u65e0\u7ebf\u8def\u7531\u5668\u3002\n\nTenda F451\u5b58\u5728\u64cd\u4f5c\u7cfb\u7edf\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e/goform/WriteFacMac\u6587\u4ef6\u4e2d\u7684formWriteFacMac\u51fd\u6570\u5bf9mac\u53c2\u6570\u547d\u4ee4\u62fc\u63a5\u5904\u7406\u4e0d\u5f53\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u8bbe\u5907\u7cfb\u7edf\u4e2d\u6267\u884c\u4efb\u610f\u64cd\u4f5c\u7cfb\u7edf\u547d\u4ee4\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5c1a\u672a\u53d1\u5e03\u5347\u7ea7\u7a0b\u5e8f\u4fee\u590d\u8be5\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u89c1\u5382\u5546\u5b98\u7f51\uff1a\r\nhttps://tenda.com.cn/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-37068",
  "openTime": "2026-09-16",
  "products": {
    "product": [
      "Tenda F451 1.0.0.7",
      "Tenda F451 1.0.0.9"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2026-11556",
  "serverity": "\u9ad8",
  "submitTime": "2026-06-09",
  "title": "Tenda F451\u64cd\u4f5c\u7cfb\u7edf\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e"
}

CVE-2026-11556 (GCVE-0-2026-11556)

Vulnerability from cvelistv5 – Published: 2026-06-08 18:00 – Updated: 2026-06-09 14:35

Title

Tenda F451 Web Management WriteFacMac formWriteFacMac os command injection

Summary

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.

Severity

8.7 (High)


                        
                          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

8.8 (High)


                        
                          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

8.8 (High)


                        
                          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

SSVC

Exploitation: poc Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-06-09 14:33 UTC

CWE

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

Assigner

VulDB mitre root

References

6 references

URL	Tags
https://vuldb.com/vuln/369166	vdb-entrytechnical-description
https://vuldb.com/vuln/369166/cti	signaturepermissions-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/rep…	exploit
https://www.tenda.com.cn/	product

Impacted products

1 product

Vendor	Product	Version
Tenda	F451	Affected: 1.0.0.7 Affected: 1.0.0.9 cpe:2.3:o:tenda:f451_firmware::::::::

Credits

hacker128 (VulDB User)

Show details on NVD website

JSON

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                "id": "CVE-2026-11556",
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                  },
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                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-09T14:33:10.240378Z",
                "version": "2.0.3"
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    "cna": {
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        }
      ],
      "metrics": [
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        {
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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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CNVD-2026-37068

CVE-2026-11556 (GCVE-0-2026-11556)

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Nomenclature

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