CVE-2026-123991
DataEase Authentication Filter WhitelistUtils.java WhitelistUtils.endsWithAny unrestricted upload
Description
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."
INFO
Published Date :
Nov. 7, 2026, 5:16 p.m.
Last Modified :
Nov. 7, 2026, 5:16 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Upgrade DataEase to version 2.10.28.
- Enforce authentication on static-resource upload endpoint.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-123991.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-123991 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-123991
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-123991 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-123991 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by [email protected]
Nov. 07, 2026
Action Type Old Value New Value Added Description 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." Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P) Added CWE CWE-284 Added CWE CWE-434 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/123xxx/CVE-2026-123991.json">CVE-2026-123991</a> Added Reference https://github.com/dataease/dataease/releases/tag/v2.10.28 Added Reference https://vuldb.com/cve/CVE-2026-123991 Added Reference https://vuldb.com/submit/1035491 Added Reference https://vuldb.com/vuln/432070 Added Reference https://vuldb.com/vuln/432070/cti