CVE-2026-11618: Improper Authentication in DTStack Taier
CVE-2026-11618 is an improper authentication vulnerability in DTStack Taier affecting versions up to 1.4.0. It exists in the preHandle function of the LoginInterceptor component related to the Source Connection Test Endpoint. This flaw allows remote attackers to bypass authentication mechanisms. The vulnerability has been publicly disclosed with an available patch identified by commit f95389e7f74acec42bcee079a616aaa06f9551d2. The CVSS 4.0 base score is 6.9, indicating a medium severity level.
AI Analysis
Technical Summary
The vulnerability CVE-2026-11618 in DTStack Taier up to version 1.4.0 is caused by improper authentication in the preHandle function of the LoginInterceptor.java file, specifically within the Source Connection Test Endpoint component. This flaw permits remote attackers to manipulate the authentication process, potentially bypassing security controls. The issue has been publicly disclosed, and a patch exists as identified by commit f95389e7f74acec42bcee079a616aaa06f9551d2. No official remediation level or vendor advisory details are provided in the input data.
Potential Impact
Successful exploitation of this vulnerability allows remote attackers to bypass authentication controls in DTStack Taier, potentially gaining unauthorized access to the system or sensitive functions related to source connection testing. The CVSS score of 6.9 reflects a medium impact with network attack vector, no privileges required, and no user interaction needed.
Mitigation Recommendations
A patch addressing this vulnerability is available as identified by commit f95389e7f74acec42bcee079a616aaa06f9551d2. Users of DTStack Taier should apply this patch promptly to remediate the improper authentication issue. Since no official vendor advisory or remediation level is provided, confirm patch availability and installation instructions from the vendor or trusted sources before applying.
CVE-2026-11618: Improper Authentication in DTStack Taier
Description
CVE-2026-11618 is an improper authentication vulnerability in DTStack Taier affecting versions up to 1.4.0. It exists in the preHandle function of the LoginInterceptor component related to the Source Connection Test Endpoint. This flaw allows remote attackers to bypass authentication mechanisms. The vulnerability has been publicly disclosed with an available patch identified by commit f95389e7f74acec42bcee079a616aaa06f9551d2. The CVSS 4.0 base score is 6.9, indicating a medium severity level.
CVSS v4.0
Score 6.9medium
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability CVE-2026-11618 in DTStack Taier up to version 1.4.0 is caused by improper authentication in the preHandle function of the LoginInterceptor.java file, specifically within the Source Connection Test Endpoint component. This flaw permits remote attackers to manipulate the authentication process, potentially bypassing security controls. The issue has been publicly disclosed, and a patch exists as identified by commit f95389e7f74acec42bcee079a616aaa06f9551d2. No official remediation level or vendor advisory details are provided in the input data.
Potential Impact
Successful exploitation of this vulnerability allows remote attackers to bypass authentication controls in DTStack Taier, potentially gaining unauthorized access to the system or sensitive functions related to source connection testing. The CVSS score of 6.9 reflects a medium impact with network attack vector, no privileges required, and no user interaction needed.
Mitigation Recommendations
A patch addressing this vulnerability is available as identified by commit f95389e7f74acec42bcee079a616aaa06f9551d2. Users of DTStack Taier should apply this patch promptly to remediate the improper authentication issue. Since no official vendor advisory or remediation level is provided, confirm patch availability and installation instructions from the vendor or trusted sources before applying.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-06-08T20:08:48.179Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a27860be29bf47b5017a999
Added to database: 06/09/2026, 03:18:35 UTC
Last enriched: 06/16/2026, 08:36:25 UTC
Last updated: 07/31/2026, 19:22:57 UTC
Views: 51
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