Which versions of Java are affected by CVE-2025-9406?

Organizations using xuhuisheng lemon should be aware of moderate risk from CVE-2025-9406, a improper access control vulnerability rated CVSS 5.3.

Is there a public PoC exploit available for CVE-2025-9406?

Yes, a public proof-of-concept exploit is available for CVE-2025-9406. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2025-9406?

Within 30 days: Identify affected systems running xuhuisheng lemon and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Java CVE-2025-9406

Q: What is the CVSS score of CVE-2025-9406?

CVE-2025-9406 has a CVSS 4.0 base score of 2.1 (Low). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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. EPSS exploitation probability: 0.1%.

LOW

Improper Access Control (CWE-284)

2025-08-25 cna@vuldb.com

Authentication Bypass Java File Upload Lemon Mossle

2.1

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

2.1 LOW

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

Severity Changed

Apr 29, 2026 - 01:11 NVD

MEDIUM LOW

CVSS changed

Apr 29, 2026 - 01:11 NVD

5.3 (MEDIUM) 2.1 (LOW)

Analysis Generated

Mar 28, 2026 - 19:08 vuln.today

PoC Detected

Sep 12, 2025 - 20:15 vuln.today

Public exploit code

CVE Published

Aug 25, 2025 - 04:15 nvd

MEDIUM 5.3

DescriptionCVE.org

A weakness has been identified in xuhuisheng lemon up to 1.13.0. This affects the function uploadImage of the file CmsArticleController.java of the component com.mossle.cms.web.CmsArticleController.uploadImage. This manipulation of the argument Upload causes unrestricted upload. The attack can be initiated remotely. The exploit has been made available to the public and could be exploited.

AnalysisAI

A weakness has been identified in xuhuisheng lemon up to 1.13.0. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-284. A weakness has been identified in xuhuisheng lemon up to 1.13.0. This affects the function uploadImage of the file CmsArticleController.java of the component com.mossle.cms.web.CmsArticleController.uploadImage. This manipulation of the argument Upload causes unrestricted upload. The attack can be initiated remotely. The exploit has been made available to the public and could be exploited. Affected products include: Mossle Lemon. Version information: up to 1.13.0..

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.