Vulnerability-Lookup

GHSA-36W2-FFQW-GX86

Vulnerability from github – Published: 2026-10-12 12:30 – Updated: 2026-10-12 12:30

Details

A security vulnerability has been detected in Tencent WeKnora up to 0.8.1. Impacted is the function validateSubquery of the file internal/utils/inject.go of the component SQL Validator. The manipulation leads to sql injection. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 0.8.2 is recommended to address this issue. The identifier of the patch is d7ccd5ba517cc3968e6d5000a2ab0f4b51ef1dda. It is recommended to upgrade the affected component.

Severity

6.3 (Medium)


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

2.1 (Low)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2026-108821"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-74"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-10-12T10:16:43Z",
    "severity": "LOW"
  },
  "details": "A security vulnerability has been detected in Tencent WeKnora up to 0.8.1. Impacted is the function validateSubquery of the file internal/utils/inject.go of the component SQL Validator. The manipulation leads to sql injection. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 0.8.2 is recommended to address this issue. The identifier of the patch is d7ccd5ba517cc3968e6d5000a2ab0f4b51ef1dda. It is recommended to upgrade the affected component.",
  "id": "GHSA-36w2-ffqw-gx86",
  "modified": "2026-10-12T12:30:27Z",
  "published": "2026-10-12T12:30:27Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-108821"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Tencent/WeKnora/pull/3305"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Tencent/WeKnora/commit/d7ccd5ba517cc3968e6d5000a2ab0f4b51ef1dda"
    },
    {
      "type": "WEB",
      "url": "https://gist.github.com/k4z01/8ab2f57b015825f8738ed536dd870877"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Tencent/WeKnora"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Tencent/WeKnora/releases/tag/v0.8.2"
    },
    {
      "type": "WEB",
      "url": "https://github.com/k4z01/WeKnora-SQL-Validation-Bypass/blob/main/weknora-sql-validation-bypass.md"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-108821"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/964272"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/416598"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/416598/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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-2026-108821 (GCVE-0-2026-108821)

Vulnerability from cvelistv5 – Published: 2026-10-12 09:45 – Updated: 2026-10-13 18:50 X_Open Source

Title

Tencent WeKnora SQL Validator inject.go validateSubquery sql injection

Summary

Severity

5.3 (Medium)


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

6.3 (Medium)


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

6.3 (Medium)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-10-13 18:50 UTC

CWE

CWE-89 - SQL Injection
CWE-74 - Injection

Assigner

VulDB CNA under the mitre root

CNA scorecard B 82/100 over 3882 records in the last 180 days details

References

10 references

URL	Tags
https://vuldb.com/vuln/416598	vdb-entrytechnical-description
https://vuldb.com/vuln/416598/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-108821	third-party-advisory
https://vuldb.com/submit/964272	third-party-advisory
https://gist.github.com/k4z01/8ab2f57b015825f8738…	exploit
https://github.com/Tencent/WeKnora/pull/3305	issue-trackingpatch
https://github.com/Tencent/WeKnora/commit/d7ccd5b…	patch
https://github.com/Tencent/WeKnora/releases/tag/v0.8.2	patch
https://github.com/k4z01/WeKnora-SQL-Validation-B…	related
https://github.com/Tencent/WeKnora/	product

Impacted products

1 product

Vendor	Product	Version
Tencent	WeKnora	Affected: 0.8.0 Affected: 0.8.1 Unaffected: 0.8.2 cpe:2.3:a:tencent:weknora::::::::

Credits

k4z0 (VulDB User) k4z0 (VulDB User)

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-108821",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-10-13T18:50:26.463793Z",
                "version": "2.0.3"
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        },
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            "cpe:2.3:a:tencent:weknora:*:*:*:*:*:*:*:*"
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          ],
          "product": "WeKnora",
          "vendor": "Tencent",
          "versions": [
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              "version": "0.8.0"
            },
            {
              "status": "affected",
              "version": "0.8.1"
            },
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            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "k4z0 (VulDB User)"
        },
        {
          "lang": "en",
          "type": "analyst",
          "value": "k4z0 (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A security vulnerability has been detected in Tencent WeKnora up to 0.8.1. Impacted is the function validateSubquery of the file internal/utils/inject.go of the component SQL Validator. The manipulation leads to sql injection. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 0.8.2 is recommended to address this issue. The identifier of the patch is d7ccd5ba517cc3968e6d5000a2ab0f4b51ef1dda. It is recommended to upgrade the affected component."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
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        },
        {
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            "baseScore": 6.3,
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        },
        {
          "cvssV2_0": {
            "baseScore": 6.5,
            "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C",
            "version": "2.0"
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        },
        {
          "name": "VDB-416598 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
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          ],
          "url": "https://vuldb.com/vuln/416598/cti"
        },
        {
          "name": "CVE-2026-108821 | CVE Analysis and Report",
          "tags": [
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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.

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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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GHSA-36W2-FFQW-GX86

CVE-2026-108821 (GCVE-0-2026-108821)

Tags

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Related by attack behaviour