CVE-2026-108745
CloudBeaver through 25.3.5 Missing Authorization via /api/sql-result-value Servlet
- State
- Published
- Severity
- 2.3 Low
- Published
- Oct 11, 2026
- Updated
- Oct 14, 2026
- Reserved
- Oct 11, 2026
Description
CloudBeaver through 25.3.5 contains a missing authorization vulnerability in WebSQLResultServlet that allows any web session holder to read other users' LOB export files from a shared folder. Attackers can guess table and column names and enumerate second-resolution timestamps to download victims' LOB values, including data from connections they cannot query.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 2.3 Low | CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 3.1 Low | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N | VulnCheck |
Weaknesses
- CWE-862 Missing Authorization
Affected Products
| Product | Versions |
|---|---|
CloudBeaverDBeaver |
|
References
- https://hackmd.io/@haind03/cloudbeaver-sql-lob-servlet-missing-authorizationthird-party-advisory
- https://github.com/dbeaver/cloudbeaver/blob/48885c48f5fbd363bf3391f47a669629b4f3dd24/server/bundles/io.cloudbeaver.server/src/io/cloudbeaver/service/sql/WebSQLResultServlet.java#L57-L94technical-description
- https://github.com/dbeaver/cloudbeaver/blob/48885c48f5fbd363bf3391f47a669629b4f3dd24/server/bundles/io.cloudbeaver.server/src/io/cloudbeaver/service/sql/WebSQLDataLOBReceiver.java#L37-L70technical-description
- https://github.com/dbeaver/cloudbeaverproduct
- VulnCheck Advisory: CloudBeaver through 25.3.5 Missing Authorization via /api/sql-result-value Servletthird-party-advisory
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