Tencent WeKnora SQL Validator inject.go validateSubquery sql injection

{
  "id": "02485d506b0ff9bbbf2b7b048b5f832f08bcb4c24f96ae3295660d7909f3860f",
  "url": "https://osv.dev/vulnerability/CVE-2026-108821",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Tencent WeKnora SQL Validator inject.go validateSubquery sql injection",
    "summary": "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.",
    "evidence": "osv:CVE-2026-108821",
    "products": [],
    "severity": "low",
    "structured": {
      "id": "CVE-2026-108821",
      "aliases": [
        "CVE-2026-108821"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "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"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/tencent/weknora",
              "type": "GIT",
              "events": [
                {
                  "introduced": "1edcd54b43606d9079bb36650efe3f68707a79ea"
                },
                {
                  "fixed": "d7ccd5ba517cc3968e6d5000a2ab0f4b51ef1dda"
                },
                {
                  "fixed": "3e8b0bfc80b845b2d4b2ed683994748741450a97"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0.8.0"
                      },
                      {
                        "last_affected": "0.8.0"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "fixed": "d7ccd5ba517cc3968e6d5000a2ab0f4b51ef1dda"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  },
                  {
                    "range": [
                      {
                        "fixed": "3e8b0bfc80b845b2d4b2ed683994748741450a97"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "v0.8.2"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.8.0",
            "v0.8.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-108821.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:38.215752190Z",
      "provider": "osv",
      "references": [
        "https://github.com/Tencent/WeKnora/",
        "https://github.com/k4z01/WeKnora-SQL-Validation-Bypass/blob/main/weknora-sql-validation-bypass.md",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108821.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-108821",
        "https://vuldb.com/cve/CVE-2026-108821",
        "https://vuldb.com/submit/964272",
        "https://vuldb.com/vuln/416598",
        "https://vuldb.com/vuln/416598/cti",
        "https://github.com/Tencent/WeKnora/commit/d7ccd5ba517cc3968e6d5000a2ab0f4b51ef1dda",
        "https://github.com/Tencent/WeKnora/pull/3305",
        "https://github.com/Tencent/WeKnora/releases/tag/v0.8.2",
        "https://gist.github.com/k4z01/8ab2f57b015825f8738ed536dd870877"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-74",
          "CWE-89"
        ],
        "cna_assigner": "VulDB",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "0.8.1"
                  },
                  {
                    "last_affected": "0.8.1"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandaloneSingleVersion"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108821.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-108821",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 505689,
  "published_at": "2026-10-12T09:45:14.947+00:00"
}