Arbitrary file upload in Dataease
CVE-2026-123991
A vulnerability was detected in DataEase up to 2.10.27. Affected by this vulnerability is the function WhitelistUtils.endsWithAny of the file WhitelistUtils.java of the component Authentication Filter. Performing a manipulation of the argument File results in unrestricted upload. It is possible to initiate the attack remotely. The exploit is now public and may be used. Upgrading to version 2.10.28 addresses this issue. It is advisable to upgrade the affected component. The vendor confirms: "This issue has been addressed by enforcing authentication on the standalone static-resource upload endpoint independently of the URI suffix whitelist."
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Dataease — versions 2.10.0, 2.10.1, 2.10.10
Weakness classification (CWE)
References
- github.com/dataease/dataease/releases/tag/v2.10.28 (patch)
- vuldb.com/cve/CVE-2026-123991 (third-party-advisory)
- vuldb.com/submit/1035491 (third-party-advisory)
- vuldb.com/vuln/432070 (technical-description, vdb-entry)
- vuldb.com/vuln/432070/cti (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-123991?
- CVE-2026-123991 is a high-severity vulnerability in Dataease, classified under Improper Access Control. CVSS score: 7.3/10. Published 2026-11-07.
- How severe is CVE-2026-123991?
- High severity. CVSS v3 base score is 7.3 out of 10.