Vulnerability-Lookup

GHSA-6WW3-PVC7-5CRF

Vulnerability from github – Published: 2026-08-13 21:36 – Updated: 2026-08-13 21:36

Details

A security vulnerability has been detected in Tenda CH7, CH7G, CH10, CP3, CP3 Pro, CP7, TC3B14C, TC3B15C, TC3T14C and TC3T15C up to 20260625. Affected is the function CWebSessionManager_ParseSession of the file /user/bin/Kylin of the component Kylin Web Service. Such manipulation of the argument SESSION leads to insufficient entropy. The attack may be performed from remote. Attacks of this nature are highly complex. The exploitability is told to be difficult.

Severity

3.7 (Low)


                  
                    CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

2.9 (Low)


                  
                    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

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{
  "affected": [],
  "aliases": [
    "CVE-2026-19748"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-330"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-13T21:17:46Z",
    "severity": "LOW"
  },
  "details": "A security vulnerability has been detected in Tenda CH7, CH7G, CH10, CP3, CP3 Pro, CP7, TC3B14C, TC3B15C, TC3T14C and TC3T15C up to 20260625. Affected is the function CWebSessionManager_ParseSession of the file /user/bin/Kylin of the component Kylin Web Service. Such manipulation of the argument SESSION leads to insufficient entropy. The attack may be performed from remote. Attacks of this nature are highly complex. The exploitability is told to be difficult.",
  "id": "GHSA-6ww3-pvc7-5crf",
  "modified": "2026-08-13T21:36:14Z",
  "published": "2026-08-13T21:36:14Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-19748"
    },
    {
      "type": "WEB",
      "url": "https://github.com/howitouchyou/Tenda-Smart-Camera-Vulnerability/blob/main/Tenda%20Weak%20Bypass/Tenda%20Camera%20Weak%20Session%20Authentication%20Bypass.md"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-19748"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/868490"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/389499"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/389499/cti"
    },
    {
      "type": "WEB",
      "url": "https://www.tenda.com.cn"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/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",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-19748 (GCVE-0-2026-19748)

Vulnerability from cvelistv5 – Published: 2026-08-13 20:15 – Updated: 2026-08-14 16:44

Title

Tenda CH7 Kylin Web Service CWebSessionManager_ParseSession entropy

Summary

Severity

6.3 (Medium)


                        
                          CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

3.7 (Low)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

3.7 (Low)


                        
                          CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-14 16:43 UTC

CWE

CWE-331 - Insufficient Entropy
CWE-330 - Insufficiently Random Values

Assigner

VulDB mitre root Scorecard

References

6 references

URL	Tags
https://vuldb.com/vuln/389499	vdb-entrytechnical-description
https://vuldb.com/vuln/389499/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19748	third-party-advisory
https://vuldb.com/submit/868490	third-party-advisory
https://github.com/howitouchyou/Tenda-Smart-Camer…	related
https://www.tenda.com.cn/	product

Impacted products

10 products

Vendor	Product	Version
Tenda	CH7	Affected: 20260625 cpe:2.3:h:tenda:ch7::::::::
Tenda	CH7G	Affected: 20260625 cpe:2.3:h:tenda:ch7g::::::::
Tenda	CH10	Affected: 20260625 cpe:2.3:h:tenda:ch10::::::::
Tenda	CP3	Affected: 20260625 cpe:2.3:h:tenda:cp3::::::::
Tenda	CP3 Pro	Affected: 20260625 cpe:2.3:h:tenda:cp3_pro::::::::
Tenda	CP7	Affected: 20260625 cpe:2.3:h:tenda:cp7::::::::
Tenda	TC3B14C	Affected: 20260625 cpe:2.3:h:tenda:tc3b14c::::::::
Tenda	TC3B15C	Affected: 20260625 cpe:2.3:h:tenda:tc3b15c::::::::
Tenda	TC3T14C	Affected: 20260625 cpe:2.3:h:tenda:tc3t14c::::::::
Tenda	TC3T15C	Affected: 20260625 cpe:2.3:h:tenda:tc3t15c::::::::

Credits

Howitouchyou (VulDB User)

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-19748",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-14T16:43:42.535144Z",
                "version": "2.0.3"
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          }
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          "versions": [
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          "modules": [
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          ],
          "product": "TC3T14C",
          "vendor": "Tenda",
          "versions": [
            {
              "status": "affected",
              "version": "20260625"
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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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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GHSA-6WW3-PVC7-5CRF

CVE-2026-19748 (GCVE-0-2026-19748)

Tags

Sightings

Nomenclature

Related by attack behaviour