Which versions of Ideacms are affected by CVE-2025-4291?

Organizations using IdeaCMS should be aware of moderate risk from CVE-2025-4291, a improper access control vulnerability rated CVSS 5.3.

Is there a public PoC exploit available for CVE-2025-4291?

Yes, a public proof-of-concept exploit is available for CVE-2025-4291. Prioritise patching immediately. EPSS: 0.3%.

How to fix or mitigate CVE-2025-4291?

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

Ideacms CVE-2025-4291

Q: What is the CVSS score of CVE-2025-4291?

CVE-2025-4291 has a CVSS 4.0 base score of 5.3 (Medium). 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:X/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: 0.3%.

MEDIUM

Improper Access Control (CWE-284)

2025-05-05 cna@vuldb.com

Authentication Bypass File Upload Ideacms

5.3

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

5.3 MEDIUM

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:X/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

Analysis Generated

Mar 28, 2026 - 18:40 vuln.today

PoC Detected

Oct 03, 2025 - 14:50 vuln.today

Public exploit code

CVE Published

May 05, 2025 - 22:15 nvd

MEDIUM 5.3

DescriptionCVE.org

A vulnerability, which was classified as critical, was found in IdeaCMS up to 1.6. Affected is the function saveUpload. The manipulation leads to unrestricted upload. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

AnalysisAI

A vulnerability, which was classified as critical, was found in IdeaCMS up to 1.6. 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 vulnerability, which was classified as critical, was found in IdeaCMS up to 1.6. Affected is the function saveUpload. The manipulation leads to unrestricted upload. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Affected products include: Ideacms. Version information: up to 1.6..

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.