Vulnerability in Mangroup Dtale
CVE-2026-19896
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.
Vulnerability class: POODLE (CVE-2014-3566)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.005 (39.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 39.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.005 · change: +0.002
Affected products
- Mangroup Dtale — versions 3.0, 3.1, 3.2
Weakness classification (CWE)
References
- vuldb.com/vuln/390086 (technical-description, vdb-entry)
- vuldb.com/vuln/390086/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-19896 (third-party-advisory)
- vuldb.com/submit/870672 (third-party-advisory)
- github.com/man-group/dtale/issues/960 (issue-tracking, exploit)
- github.com/man-group/dtale/pull/963 (issue-tracking, patch)
Frequently asked questions
- What is CVE-2026-19896?
- CVE-2026-19896 is a low-severity vulnerability in Mangroup Dtale, classified under Cryptographic Issues. CVSS score: 3.7/10. Published 2026-08-15.
- How severe is CVE-2026-19896?
- Low severity. CVSS v3 base score is 3.7 out of 10.