Weak Password Recovery Mechanism for Forgotten Password in linkstackorg/linkstack

{
  "id": "45c8ceb92e295e106a21d48b6fe29b9985e2405c1ea1c7c3ad2a2a7001c87ac0",
  "url": "https://osv.dev/vulnerability/CVE-2023-5840",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Weak Password Recovery Mechanism for Forgotten Password in linkstackorg/linkstack",
    "summary": "Weak Password Recovery Mechanism for Forgotten Password in GitHub repository linkstackorg/linkstack prior to v4.2.9.",
    "evidence": "osv:CVE-2023-5840",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2023-5840",
      "aliases": [
        "CVE-2023-5840"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/linkstackorg/linkstack",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "9d77c57838da6c3c61f92674268836c1f515739a"
                },
                {
                  "fixed": "fe7b99eae88f9e4c4cd4b00bab372cbf4b584b16"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:linkstack:linkstack:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "4.2.9"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "fe7b99eae88f9e4c4cd4b00bab372cbf4b584b16"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v4.2.8",
            "v4.2.7",
            "v4.2.6",
            "v4.2.5",
            "v4.2.4",
            "v4.2.3",
            "v4.2.2",
            "v4.2.1",
            "v4.1.4",
            "v4.1.3",
            "v4.1.2",
            "v4.1.1",
            "v4.1.0",
            "v4.0.6",
            "v4.0.5",
            "v4.0.4",
            "v4.0.3",
            "v4.0.2",
            "v4.0.1",
            "v4.0.0",
            "v3.6.0",
            "v3.5.4",
            "v3.5.3",
            "v3.5.2",
            "v3.5.1",
            "3.5.0",
            "3.4.2",
            "v3.4.1",
            "v3.4.0",
            "v3.3.6",
            "v3.3.5",
            "v3.3.4",
            "v3.3.3",
            "v3.3.2",
            "v3.3.1",
            "v3.3.0",
            "v3.2.3",
            "v3.2.2",
            "v3.2.1",
            "v3.2.0",
            "v3.1.2",
            "v3.1.1",
            "v3.1.0",
            "v3.0.3",
            "v3.0.2",
            "v3.0.1",
            "v3.0.0",
            "v2.9.2",
            "v2.9.1",
            "v2.9.0",
            "v2.8.4",
            "v2.8.3",
            "v2.8.2",
            "v2.8.1",
            "v2.8.0",
            "v2.7.9",
            "v2.7.8",
            "v2.7.7",
            "v2.7.6",
            "v2.7.5",
            "v2.7.4",
            "v2.7.3",
            "v2.7.2",
            "v2.7.1",
            "v2.7.0",
            "v2.6.9",
            "v2.6.8",
            "v2.6.7",
            "v2.6.6",
            "v2.6.5",
            "v2.6.5-beta",
            "v2.6.4",
            "v2.6.3",
            "v2.6.2",
            "v2.6.1",
            "v2.6.0",
            "v2.6.0-beta",
            "v2.5.9",
            "v2.5.8",
            "v2.5.7",
            "v2.5.6",
            "v2.5.5",
            "v2.5.4",
            "v2.5.2",
            "v2.5.1",
            "v2.5.0",
            "v2.4.8",
            "v2.4.7",
            "v2.4.6",
            "v2.4.5",
            "v2.4.4",
            "v2.4.3",
            "v2.4.2",
            "v2.4.1",
            "v2.4.0",
            "v2.3.0",
            "v2.2.0",
            "v2.1.0",
            "v2.0.0",
            "v1.1.3",
            "v1.1.2",
            "v1.1.1",
            "v1.0.1",
            "v1.0",
            "v0.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-5840.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:24.908562323Z",
      "provider": "osv",
      "references": [
        "https://huntr.com/bounties/8042d8c3-650e-4c0d-9146-d9ccf6082b30",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/5xxx/CVE-2023-5840.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-5840",
        "https://github.com/linkstackorg/linkstack/commit/fe7b99eae88f9e4c4cd4b00bab372cbf4b584b16"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-640"
        ],
        "cna_assigner": "@huntrdev",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/5xxx/CVE-2023-5840.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-5840",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 491339,
  "published_at": "2023-10-29T00:00:20.031+00:00"
}