Piwigo: SQL Injection in pwg.users.getList API Method via filter Parameter

{
  "id": "b4a0143880409980792f021782100cfa6b28a3e4af75bea12936fd73dbb6154b",
  "url": "https://osv.dev/vulnerability/CVE-2026-27834",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Piwigo: SQL Injection in pwg.users.getList API Method via filter Parameter",
    "summary": "Piwigo is an open source photo gallery application for the web. Prior to version 16.3.0, a SQL Injection vulnerability exists in the pwg.users.getList Web Service API method. The filter parameter is directly concatenated into a SQL query without proper sanitization, allowing authenticated administrators to execute arbitrary SQL commands. This issue has been patched in version 16.3.0.",
    "evidence": "osv:CVE-2026-27834",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-27834",
      "aliases": [
        "CVE-2026-27834",
        "GHSA-5jwg-cr5q-vjq2"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/piwigo/piwigo",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "69f1f76192e6e692f575a5f79c194655dee2d5ca"
                },
                {
                  "fixed": "9df471f16243371dc3725c5262e1632d23c8218a"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:piwigo:piwigo:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "16.3.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "9df471f16243371dc3725c5262e1632d23c8218a"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "16.2.0",
            "16.1.0",
            "16.0.0",
            "16.0.0RC3",
            "16.0.0RC2",
            "16.0.0RC1",
            "16.0.0beta2",
            "16.0.0beta1",
            "15.0.0beta3",
            "15.0.0beta2",
            "15.0.0beta1",
            "14.0.0RC2",
            "14.0.0RC1",
            "14.0.0beta3",
            "14.0.0beta2",
            "14.0.0beta1",
            "13.0.0RC4",
            "13.0.0RC3",
            "13.0.0RC2",
            "13.0.0RC1",
            "13.0.0beta2",
            "13.0.0beta1",
            "12.0.0RC2",
            "12.0.0RC1",
            "12.0.0beta2",
            "12.0.0beta1",
            "2.11.0beta4",
            "2.11.0beta3",
            "2.11.0beta2",
            "2.11.0beta1",
            "2.10.0RC1",
            "2.10.0beta2",
            "2.10.0beta1",
            "2.9.0RC2",
            "2.9.0RC1",
            "2.9.0beta2",
            "2.9.0beta1",
            "2.8.0RC2",
            "2.8.0RC1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-27834.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:22.295338926Z",
      "provider": "osv",
      "references": [
        "https://piwigo.org/release-16.3.0",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/27xxx/CVE-2026-27834.json",
        "https://github.com/Piwigo/Piwigo/security/advisories/GHSA-5jwg-cr5q-vjq2",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-27834",
        "https://github.com/Piwigo/Piwigo/commit/9df471f16243371dc3725c5262e1632d23c8218a"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-89"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/27xxx/CVE-2026-27834.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-27834",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 488532,
  "published_at": "2026-04-03T21:35:13.966+00:00"
}