01 Record
CVE-2026-19896
mangroup dtale Flask Session Cookie app.py build_secret_key random values
MediumPUBLISHEDCNA: VulDB
CNA base score6.3 CVSS v4.0CVSS: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
02 Description
mangroup dtale Flask Session Cookie app.py build_secret_key random values
03 Exploitation and scoring
- Exploitation
- Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
- SSVC decision
- ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.48% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 41.7% of scored records. A rank, not a probability.
- NVD base score
- 2.9 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS 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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Deferred. NVD last modified this record on 2026-08-20.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-08-15 14:15Z2 MO AGO
- Last updated
- 2026-08-18 02:19Z2 MO AGO
- Reserved
- 2026-08-14
- Assigning CNA
- VulDB
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.3)
- CNA CVSS 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
- Weaknesses
- Data version
- 5.2
- Document digest
- e8a0879017044ea2cccc989dd871235c3736ec1133583339a9f43aaa5c2d3cc6
05 Affected products
VendorProductVersionsPlatforms
mangroupdtale3.0, 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—
06 References
- vuldb.comVDB-390086 | mangroup dtale Flask Session Cookie app.py build_secret_key random valueshttps://vuldb.com/vuln/390086
- vuldb.comVDB-390086 | CTI Indicators (IOB, IOC, TTP, IOA)https://vuldb.com/vuln/390086/cti
- vuldb.comCVE-2026-19896 | CVE Analysis and Reporthttps://vuldb.com/cve/CVE-2026-19896
- vuldb.comSubmit #870672 | man-group dtale <=3.22.0 Cryptographically Weak PRNGhttps://vuldb.com/submit/870672
- github.comhttps://github.com/man-group/dtale/issues/960
- github.comhttps://github.com/man-group/dtale/pull/963