Improper access control in DataEase - CVE-2026-45534
Published: June 18, 2026
Vulnerability identifier: #VU134816
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2026-45534
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: DataEase
Affected software:
DataEase
DataEase
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code.
The vulnerability exists due to improper access control in the Redshift datasource connection handling when processing a crafted JDBC connection request that triggers loading of a Redshift JDBC configuration file from the temporary directory. A remote attacker can send a specially crafted request to execute arbitrary code.
Exploitation requires a malicious rsjdbc.ini file to be present in the directory specified by System.getProperty("java.io.tmpdir").
How to mitigate CVE-2026-45534
Install security update from vendor's website.