A flaw has been found in mangroup dtale up to 3.22.0. This vulnerability affects the function build_secret_key of the file dtale/app.py of the component Flask Session Cookie. This manipulation causes insufficiently random values. Remote exploitation of the attack is possible. The attack's complexity is rated as high. It is stated that the exploitability is difficult. The exploit has been published and may be used. The pull request to fix this issue awaits acceptance.

Attack Vector Network

Attack Complexity High

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

Access Vector Network

Access Complexity High

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
mangroup dtale affected
Version Status Constraints
3.0 affected —
3.1 affected —
3.2 affected —
3.3 affected —
3.4 affected —
3.5 affected —
3.6 affected —
3.7 affected —
3.8 affected —
3.9 affected —
3.10 affected —
3.11 affected —
3.12 affected —
3.13 affected —
3.14 affected —
3.15 affected —
3.16 affected —
3.17 affected —
3.18 affected —
3.19 affected —
3.20 affected —
3.21 affected —
3.22.0 affected —

No data.

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Project Subscriptions

Vendors Products
Mangroup Subscribe
Dtale Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/man-group/dtale/issues/960 cve-icon cve-icon
https://github.com/man-group/dtale/pull/963 cve-icon cve-icon
https://vuldb.com/cve/CVE-2026-19896 cve-icon cve-icon
https://vuldb.com/submit/870672 cve-icon cve-icon
https://vuldb.com/vuln/390086 cve-icon cve-icon
https://vuldb.com/vuln/390086/cti cve-icon cve-icon
History

Sat, 15 Aug 2026 14:30:00 +0000

Type Values Removed Values Added
Description A flaw has been found in mangroup dtale up to 3.22.0. This vulnerability affects the function build_secret_key of the file dtale/app.py of the component Flask Session Cookie. This manipulation causes insufficiently random values. Remote exploitation of the attack is possible. The attack's complexity is rated as high. It is stated that the exploitability is difficult. The exploit has been published and may be used. The pull request to fix this issue awaits acceptance.
Title mangroup dtale Flask Session Cookie app.py build_secret_key random values
First Time appeared Mangroup
Mangroup dtale
Weaknesses CWE-310
CWE-330
CPEs cpe:2.3:a:mangroup:dtale:*:*:*:*:*:*:*:*
Vendors & Products Mangroup
Mangroup dtale
References
Metrics cvssV2_0

{'score': 2.6, 'vector': 'AV:N/AC:H/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 3.7, 'vector': 'CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 3.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 6.3, 'vector': '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-08-15T14:15:08.291Z

Reserved: 2026-08-14T18:57:25.195Z

Link: CVE-2026-19896

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-15T15:16:37.507

Modified: 2026-08-15T15:16:37.507

Link: CVE-2026-19896

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses