Answer in brief
CVE-2026-19896 records a Unknown severity vulnerability in mangroup dtale Flask Session Cookie app.py build_secret_key random values. The current sources do not mark it as known exploited. The current feed maps mangroup/dtale (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps mangroup/dtale (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| mangroup/dtalegeneric | 3.0 || 3.1 || 3.2 || 3.3 || 3.4 || 3.5 || 3.6 || 3.7 || 3.8 || 3.9 || 3.10 || 3.11 || 3.12 || 3.13 || 3.14 || 3.15 || 3.16 || 3.17 || 3.18 || 3.19 || 3.20 || 3.21 || 3.22.0 | Not reported |
Published upstream
Aug 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 15, 2026
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.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-19896 records a Unknown severity vulnerability in mangroup dtale Flask Session Cookie app.py build_secret_key random values. The current sources do not mark it as known exploited. The current feed maps mangroup/dtale (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps mangroup/dtale (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| mangroup/dtalegeneric | 3.0 || 3.1 || 3.2 || 3.3 || 3.4 || 3.5 || 3.6 || 3.7 || 3.8 || 3.9 || 3.10 || 3.11 || 3.12 || 3.13 || 3.14 || 3.15 || 3.16 || 3.17 || 3.18 || 3.19 || 3.20 || 3.21 || 3.22.0 | Not reported |
Published upstream
Aug 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 15, 2026
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.
Quoted source text, attributed separately from HOL analysis.