Vulnerability-Lookup

CNVD-2026-26199

Vulnerability from cnvd - Published: 2026-07-02

Title

Tenda JD12L缓冲区溢出漏洞

Description

JD12L是一款Tenda无线路由设备，用于家庭和小型网络接入。 Tenda JD12L存在缓冲区溢出漏洞。该漏洞产生的原因是/goform/WifiBasicSet接口的security_5g参数在formWifiBasicSet函数中缺少长度校验。攻击者可利用该漏洞触发栈缓冲区溢出并造成设备上的代码执行或服务异常。

Severity

高

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://www.tenda.com.cn

Reference

https://github.com/advisories/GHSA-38gh-hfgh-77mp

Impacted products

Name
Tenda jd12l 16.03.53.23

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-13517",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-13517"
    }
  },
  "description": "JD12L\u662f\u4e00\u6b3eTenda\u65e0\u7ebf\u8def\u7531\u8bbe\u5907\uff0c\u7528\u4e8e\u5bb6\u5ead\u548c\u5c0f\u578b\u7f51\u7edc\u63a5\u5165\u3002\n\nTenda JD12L\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u4ea7\u751f\u7684\u539f\u56e0\u662f/goform/WifiBasicSet\u63a5\u53e3\u7684security_5g\u53c2\u6570\u5728formWifiBasicSet\u51fd\u6570\u4e2d\u7f3a\u5c11\u957f\u5ea6\u6821\u9a8c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u89e6\u53d1\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u5e76\u9020\u6210\u8bbe\u5907\u4e0a\u7684\u4ee3\u7801\u6267\u884c\u6216\u670d\u52a1\u5f02\u5e38\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://www.tenda.com.cn",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-26199",
  "openTime": "2026-07-02",
  "products": {
    "product": "Tenda jd12l 16.03.53.23"
  },
  "referenceLink": "https://github.com/advisories/GHSA-38gh-hfgh-77mp",
  "serverity": "\u9ad8",
  "submitTime": "2026-07-01",
  "title": "Tenda JD12L\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2026-13517 (GCVE-0-2026-13517)

Vulnerability from cvelistv5 – Published: 2026-06-29 00:00 – Updated: 2026-06-29 12:59

Title

Tenda JD12L WifiBasicSet formWifiBasicSet stack-based overflow

Summary

A flaw has been found in Tenda JD12L 16.03.53.23. The impacted element is the function formWifiBasicSet of the file /goform/WifiBasicSet. Executing a manipulation of the argument security_5g can lead to stack-based buffer overflow. The attack may be launched remotely. The exploit has been published and may be used.

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 2026-06-29 12:59 UTC

CWE

CWE-121 - Stack-based Buffer Overflow
CWE-119 - Memory Corruption

Assigner

VulDB mitre root

References

6 references

URL	Tags
https://vuldb.com/vuln/374525	vdb-entrytechnical-description
https://vuldb.com/vuln/374525/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-13517	third-party-advisory
https://vuldb.com/submit/838888	third-party-advisory
https://github.com/cve-a/Vampirensa/issues/3	exploitissue-tracking
https://www.tenda.com.cn/	product

Impacted products

1 product

Vendor	Product	Version
Tenda	JD12L	Affected: 16.03.53.23 cpe:2.3:h:tenda:jd12l::::::::

Credits

Vampirensa (VulDB User)

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-13517",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-29T12:59:20.715082Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-29T12:59:27.441Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:h:tenda:jd12l:*:*:*:*:*:*:*:*"
          ],
          "product": "JD12L",
          "vendor": "Tenda",
          "versions": [
            {
              "status": "affected",
              "version": "16.03.53.23"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Vampirensa (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A flaw has been found in Tenda JD12L 16.03.53.23. The impacted element is the function formWifiBasicSet of the file /goform/WifiBasicSet. Executing a manipulation of the argument security_5g can lead to stack-based buffer overflow. The attack may be launched remotely. The exploit has been published and may be used."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 8.7,
            "baseSeverity": "HIGH",
            "vectorString": "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": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "vectorString": "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": "3.1"
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        },
        {
          "cvssV3_0": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "vectorString": "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": "3.0"
          }
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        {
          "cvssV2_0": {
            "baseScore": 9,
            "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR",
            "version": "2.0"
          }
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      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-121",
              "description": "Stack-based Buffer Overflow",
              "lang": "en",
              "type": "CWE"
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        {
          "descriptions": [
            {
              "cweId": "CWE-119",
              "description": "Memory Corruption",
              "lang": "en",
              "type": "CWE"
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      "providerMetadata": {
        "dateUpdated": "2026-06-29T00:00:11.746Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-374525 | Tenda JD12L WifiBasicSet formWifiBasicSet stack-based overflow",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/vuln/374525"
        },
        {
          "name": "VDB-374525 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/374525/cti"
        },
        {
          "name": "CVE-2026-13517 | CVE Analysis and Report",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/cve/CVE-2026-13517"
        },
        {
          "name": "Submit #838888 | Tenda JD12L Pro V16.03.53.23 Stack-based Buffer Overflow",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/838888"
        },
        {
          "tags": [
            "exploit",
            "issue-tracking"
          ],
          "url": "https://github.com/cve-a/Vampirensa/issues/3"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://www.tenda.com.cn/"
        }
      ],
      "timeline": [
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          "lang": "en",
          "time": "2026-06-28T00:00:00.000Z",
          "value": "Advisory disclosed"
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        {
          "lang": "en",
          "time": "2026-06-28T02:00:00.000Z",
          "value": "VulDB entry created"
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          "lang": "en",
          "time": "2026-06-28T08:51:02.000Z",
          "value": "VulDB entry last update"
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      ],
      "title": "Tenda JD12L WifiBasicSet formWifiBasicSet stack-based overflow"
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  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
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    "datePublished": "2026-06-29T00:00:11.746Z",
    "dateReserved": "2026-06-28T06:45:45.151Z",
    "dateUpdated": "2026-06-29T12:59:27.441Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.
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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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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CNVD-2026-26199

CVE-2026-13517 (GCVE-0-2026-13517)

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