Improper access control in DataEase - CVE-2025-27138
Published: March 13, 2025 / Updated: April 16, 2026
Vulnerability identifier: #VU126333
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-27138
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 bypass authentication and access protected endpoints.
The vulnerability exists due to improper access control in the io.dataease.auth.filter.TokenFilter class when handling crafted request URLs. A remote attacker can send a specially crafted request using a whitelist prefix and encoded path traversal sequence to bypass authentication and access protected endpoints.
Exploitation requires the application to be deployed with server.servlet.context-path configured.
How to mitigate CVE-2025-27138
Install security update from vendor's website.