CVE-2026-9437: DTStack Taier REST API Runtime.exec os command injection
A vulnerability has been found in DTStack Taier 1.4.0. This affects the function Runtime.exec of the component REST API. The manipulation of the argument sqlText leads to os command injection. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Remove
Remove
DTStack Taier 1.4.0from your environment.Uninstall or remove the DTStack Taier 1.4.0 installation or its REST API component if it is not required, and do not redeploy until a vendor fix is available.
- Configuration
Disable or block the Runtime.exec functionality in the Taier REST API (prevent calls that invoke Runtime.exec) until a vendor patch is available.
DTStack Taier REST API (Runtime.exec) Runtime.exec_enabled = false - Compensating control
Restrict network access to the Taier REST API: block access from the public Internet, allow only trusted management IPs, place the service behind a firewall, VPN, or WAF, and implement network segmentation to limit exposure.
- Operational
Assume potential compromise if the vulnerable endpoint was exposed: isolate affected hosts, perform forensic/IOC scans for exploitation, and rotate any credentials or secrets that may have been accessible via the service.
Event History
Frequently Asked Questions
What is CVE-2026-9437 about?
CVE-2026-9437 is a vulnerability in DTStack Taier 1.4.0 that allows for OS command injection via the Runtime.exec function of the REST API.
What is the severity of CVE-2026-9437?
CVE-2026-9437 has a medium severity rating of 6.3.
How do I fix CVE-2026-9437?
To fix CVE-2026-9437, ensure that DTStack Taier is updated to a version that addresses this OS command injection vulnerability.
Who is affected by CVE-2026-9437?
Any users or systems using DTStack Taier version 1.4.0 are affected by CVE-2026-9437.
Can CVE-2026-9437 be exploited remotely?
Yes, CVE-2026-9437 can be exploited remotely, allowing attackers to execute OS commands.