Vulnerability · Published Apr 26, 2026 · Assigned by VulDB
CVE-2026-7018Datavane Datavines JWT Token TokenManager.java hard-coded key
Medium 5.6
In plain English
A medium-severity security flaw in Datavines from Datavane. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 27% of all known vulnerabilities).
Official description
A vulnerability was determined in Datavane Datavines up to 13607645e14a4982468cfdbcf75c85cde63bae71. The affected element is an unknown function of the file datavines-core/src/main/java/io/datavines/core/utils/TokenManager.java of the component JWT Token Handler. Executing a manipulation of the argument tokenSecret can lead to use of hard-coded cryptographic key . The attack can be executed remotely. The attack requires a high level of complexity. The exploitability is described as difficult. The exploit has been publicly disclosed and may be utilized. This product implements a rolling release for ongoing delivery, which means version information for affected or updated releases is unavailable. This patch is called e540d6dc04e2e6ad11907fb655f3728a13e7b939. It is advisable to implement a patch to correct this issue. The project was informed of the problem early through a pull request but has not reacted yet.
Affected products (as reported)
Weakness: CWE-321, CWE-320 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
References
- VDB-359597 | Datavane Datavines JWT Token TokenManager.java hard-coded key vdb-entry, technical-description
- VDB-359597 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #797305 | datavane datavanes <= 1.0.0-SNAPSHOT Improper Authentication third-party-advisory
- https://github.com/datavane/datavines/issues/580 issue-tracking
- https://github.com/datavane/datavines/pull/579 issue-tracking, patch
- https://github.com/datavane/datavines/issues/580#issue-4206839649 exploit, issue-tracking
- https://github.com/datavane/datavines/pull/579/changes/e540d6dc04e2e6ad11907fb655f3728a13e7b939 issue-tracking, patch
- https://github.com/datavane/datavines/ product