What’s Vulnerable › Vulnerabilities

CVE-2026-11618: DTStack Taier Source Connection Test Endpoint LoginInterceptor.java preHandle improper authentication

• Severity: high (CVSS 7.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-06-09 · updated 2026-07-23
• Weakness: CWE-287

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.

Affected products

• DTStack Taier: 1.0, 1.1, 1.2, 1.3, 1.4.0

References

• https://github.com/DTStack/Taier/
• https://github.com/DTStack/Taier/commit/f95389e7f74acec42bcee079a616aaa06f9551d2
• https://github.com/DTStack/Taier/issues/1194
• https://vuldb.com/cve/CVE-2026-11618
• https://vuldb.com/submit/834008
• https://vuldb.com/vuln/369299
• https://vuldb.com/vuln/369299/cti
• https://github.com/DTStack/Taier/issues/1194

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