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mangroup dtale Login Endpoint auth.py login excessive authentication

Type: advisorySources: OSV

A vulnerability has been found in mangroup dtale up to 3.22.0. This issue affects the function Login of the file dtale/auth.py of the component Login Endpoint. Such manipulation leads to improper restriction of excessive authentication attempts. The attack can be executed remotely. This attack is characterized by high complexity. The exploitability is assessed as difficult. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-19897
Confirmed fixed CVEs
Not specified
Updated in this feed
3 Nov 2026, 12:15 UTC · Revision 1

Source evidence

mangroup dtale Login Endpoint auth.py login excessive authentication

core-osv · Original source

Published 15 Aug 2026, 15:30 UTC

A vulnerability has been found in mangroup dtale up to 3.22.0. This issue affects the function Login of the file dtale/auth.py of the component Login Endpoint. Such manipulation leads to improper restriction of excessive authentication attempts. The attack can be executed remotely. This attack is characterized by high complexity. The exploitability is assessed as difficult. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

osv:CVE-2026-19897
Complete source record
{
  "id": "39e185cab34375cb71dc83f864ef41dac37bc7c81e26d19c8deedf16b4ce08e4",
  "url": "https://osv.dev/vulnerability/CVE-2026-19897",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "mangroup dtale Login Endpoint auth.py login excessive authentication",
    "summary": "A vulnerability has been found in mangroup dtale up to 3.22.0. This issue affects the function Login of the file dtale/auth.py of the component Login Endpoint. Such manipulation leads to improper restriction of excessive authentication attempts. The attack can be executed remotely. This attack is characterized by high complexity. The exploitability is assessed as difficult. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.",
    "evidence": "osv:CVE-2026-19897",
    "products": [],
    "severity": "low",
    "structured": {
      "id": "CVE-2026-19897",
      "aliases": [
        "CVE-2026-19897"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/man-group/dtale",
              "type": "GIT",
              "events": [
                {
                  "introduced": "ffb6557713eff769fc4f5bd62cf8ab615448e3c2"
                },
                {
                  "last_affected": "6379f1d7b7f8ef7301a0d88b512ed2655946a577"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "3.0"
                      },
                      {
                        "last_affected": "3.0"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.1"
                      },
                      {
                        "last_affected": "3.1"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.2"
                      },
                      {
                        "last_affected": "3.2"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.3"
                      },
                      {
                        "last_affected": "3.3"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.4"
                      },
                      {
                        "last_affected": "3.4"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.5"
                      },
                      {
                        "last_affected": "3.5"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.6"
                      },
                      {
                        "last_affected": "3.6"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.7"
                      },
                      {
                        "last_affected": "3.7"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.8"
                      },
                      {
                        "last_affected": "3.8"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.9"
                      },
                      {
                        "last_affected": "3.9"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.10"
                      },
                      {
                        "last_affected": "3.10"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.11"
                      },
                      {
                        "last_affected": "3.11"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.12"
                      },
                      {
                        "last_affected": "3.12"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.13"
                      },
                      {
                        "last_affected": "3.13"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.14"
                      },
                      {
                        "last_affected": "3.14"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.15"
                      },
                      {
                        "last_affected": "3.15"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.16"
                      },
                      {
                        "last_affected": "3.16"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.17"
                      },
                      {
                        "last_affected": "3.17"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.18"
                      },
                      {
                        "last_affected": "3.18"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.19"
                      },
                      {
                        "last_affected": "3.19"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.22.0"
                      },
                      {
                        "last_affected": "3.22.0"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "3.22.0"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
            "3.0",
            "3.1",
            "3.10",
            "3.11",
            "3.12",
            "3.13",
            "3.14",
            "3.15",
            "3.16",
            "3.17",
            "3.18",
            "3.19",
            "3.2",
            "3.22.0",
            "3.3",
            "3.4",
            "3.5",
            "3.6",
            "3.7",
            "3.8",
            "3.9",
            "v3.22.0",
            "v3.19.1",
            "v3.19.0",
            "v3.18.2",
            "v3.18.0",
            "v3.17.0",
            "v3.16.0",
            "v3.15.1",
            "v3.14.1",
            "v3.14.0",
            "v3.13.1",
            "v3.13.0",
            "v3.12.0",
            "v3.11.0",
            "v3.10.0",
            "v3.9.0",
            "v3.8.1",
            "v3.8.0",
            "v3.7.0",
            "v3.6.0",
            "v3.5.0",
            "v3.4.0",
            "v3.3.0",
            "v3.2.0",
            "v3.1.6",
            "v3.1.5",
            "v3.1.4",
            "v3.1.0",
            "v3.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-19897.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:28.569369903Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/19xxx/CVE-2026-19897.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-19897",
        "https://vuldb.com/cve/CVE-2026-19897",
        "https://vuldb.com/submit/870673",
        "https://vuldb.com/vuln/390087",
        "https://github.com/man-group/dtale/issues/961",
        "https://vuldb.com/vuln/390087/cti"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-307",
          "CWE-799"
        ],
        "cna_assigner": "VulDB",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "3.20"
                  },
                  {
                    "last_affected": "3.20"
                  },
                  {
                    "introduced": "3.21"
                  },
                  {
                    "last_affected": "3.21"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandaloneSingleVersion"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/19xxx/CVE-2026-19897.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-19897",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 495216,
  "published_at": "2026-08-15T15:30:08.386+00:00"
}