CVE-2026-11618
DTStack Taier Source Connection Test Endpoint LoginInterceptor.java preHandle improper authentication
- State
- Published
- Severity
- 6.9 Medium
- Published
- Jun 9, 2026
- Updated
- Jun 9, 2026
- Reserved
- Jun 8, 2026
Description
A vulnerability was determined in DTStack Taier up to 1.4.0. The affected element is the function preHandle of the file taier-data-develop/src/main/java/com/dtstack/taier/develop/interceptor/LoginInterceptor.java of the component Source Connection Test Endpoint. Executing a manipulation can lead to improper authentication. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. This patch is called f95389e7f74acec42bcee079a616aaa06f9551d2. A patch should be applied to remediate this issue.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 7.3 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C | VulDB |
| 3.0 | 7.3 High | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C | VulDB |
| 2.0 | 7.5 High | AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C | VulDB |
Weaknesses
- CWE-287 Improper Authentication
Affected Products
| Product | Versions |
|---|---|
TaierDTStack |
|
References
- VDB-369299 | DTStack Taier Source Connection Test Endpoint LoginInterceptor.java preHandle improper authenticationvdb-entrytechnical-description
- VDB-369299 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-11618 | CVE Analysis and Reportthird-party-advisory
- Submit #834008 | DTStack Taier <=1.0.0 Code Injectionthird-party-advisory
- https://github.com/DTStack/Taier/issues/1194exploitissue-tracking
- https://github.com/DTStack/Taier/commit/f95389e7f74acec42bcee079a616aaa06f9551d2patch
- https://github.com/DTStack/Taier/product
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