---
id: CVE-2026-19897
title: A vulnerability has been found in mangroup dtale up to 3.22.0
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 a…
severity: low
cvss: 3.7
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-307
  - CWE-799
published: '2026-08-15'
updated: '2026-08-15'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-19897'
references:
  - url: 'https://github.com/man-group/dtale/issues/961'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-19897'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/870673'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/390087'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/390087/cti'
    label: cna@vuldb.com
tags:
  - nvd
ingestedAt: '2026-08-16T13:39:03.213Z'
epss: 0.00571
epssPercentile: 0.44884
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.