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CVE-2026-19897— mangroup dtale Login Endpoint auth.py login excessive authentication

Quick assessment

Affected
mangroup dtale
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Man Group D-Tale是Man Group组织的一款数据可视化工具。 Man Group D-Tale 3.22.0及之前版本存在安全漏洞，该漏洞源于Login Endpoint组件中D-Tale/auth.py文件的Login函数对过多认证尝试的限制不当，可能导致暴力破解攻击。

CVSS 3.7 · Low EPSS 0.57% · P45

Possible ATT&CK Techniques 1 AI

T1110 · Brute Force

Affected Version Matrix 23

VendorProduct Version RangeStatus
mangroup dtale 3.0 affected
3.1 affected
3.2 affected
3.3 affected
3.4 affected
3.5 affected
3.6 affected
3.7 affected
… +15 more rows
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I. Basic Information for CVE-2026-19897

Vulnerability Information
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Vulnerability Title
mangroup dtale Login Endpoint auth.py login excessive authentication
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
过多认证尝试的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Man Group D-Tale 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Man Group D-Tale是Man Group组织的一款数据可视化工具。 Man Group D-Tale 3.22.0及之前版本存在安全漏洞，该漏洞源于Login Endpoint组件中D-Tale/auth.py文件的Login函数对过多认证尝试的限制不当，可能导致暴力破解攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
mangroup dtale 3.0 cpe:2.3:a:mangroup:dtale:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-19897

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III. Intelligence Information for CVE-2026-19897

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Vendor Advisories for CVE-2026-19897 (1)

Proof of Concept for CVE-2026-19897 (1)

Security Blog Posts for CVE-2026-19897 (1)

Other References for CVE-2026-19897 (1)

IV. Related Vulnerabilities

Same product: dtale
Same vendor: mangroup
Same weakness: CWE-307

V. Comments for CVE-2026-19897

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