Security advisory

{
  "id": "ab2b1e2e8ed89c8fc45635fbdfb69cc64201535ebdde8cb052e9024d7beb8a8a",
  "url": "https://osv.dev/vulnerability/CVE-2021-29023",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-29023",
    "summary": "InvoicePlane 1.5.11 doesn't have any rate-limiting for password reset and the reset token is generated using a weak mechanism that is predictable.",
    "evidence": "osv:CVE-2021-29023",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-29023",
      "aliases": [
        "CVE-2021-29023"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/invoiceplane/invoiceplane",
              "type": "GIT",
              "events": [
                {
                  "introduced": "da2ff1cb1f82341d61e08888602807f30995350f"
                },
                {
                  "last_affected": "da2ff1cb1f82341d61e08888602807f30995350f"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:invoiceplane:invoiceplane:1.5.11:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.5.11"
                      },
                      {
                        "last_affected": "1.5.11"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.5.11",
            "v1.5.11"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-29023.json"
          }
        }
      ],
      "modified": "2026-10-20T10:53:42.405855020Z",
      "provider": "osv",
      "references": [
        "https://seran.github.io/research/2021/03/16/weak-password-recovery-mechanism-in-invoiceplane.html",
        "https://notnnor.github.io/research/2021/03/16/weak-password-recovery-mechanism-in-invoiceplane.html",
        "https://github.com/InvoicePlane/InvoicePlane/pull/767"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-29023",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384522,
  "published_at": "2021-05-17T19:15:07.757+00:00"
}