Authorization bypass through user-controlled key in DataEase - CVE-2026-53729
Published: June 18, 2026
Vulnerability identifier: #VU134832
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-53729
CWE-ID: CWE-639
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 disclose sensitive information.
The vulnerability exists due to improper access control in the /exportCenter/download/{id} endpoint when handling requests with a manipulated task ID parameter. A remote attacker can request a crafted task ID to disclose sensitive information.
The endpoint is included in the authentication whitelist, allowing access without passing TokenFilter or SsoFilter.
How to mitigate CVE-2026-53729
Install security update from vendor's website.