What is the CVSS score of CVE-2025-41228?

CVE-2025-41228 has a CVSS 3.1 base score of 4.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N. EPSS exploitation probability: 6.0%.

Which versions of VMware are affected by CVE-2025-41228?

CVE-2025-41228 presents moderate security risk, a cross-site scripting vulnerability rated CVSS 4.3. Attackers could inject scripts to steal sessions or perform actions as authenticated users.

Is there a public PoC exploit available for CVE-2025-41228?

Yes, a public proof-of-concept exploit is available for CVE-2025-41228. Prioritise patching immediately. EPSS: 6.0%.

How to fix or mitigate CVE-2025-41228?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

VMware CVE-2025-41228

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2025-05-20 security@vmware.com

XSS VMware

4.3

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:42 vuln.today

PoC Detected

May 21, 2025 - 20:25 vuln.today

Public exploit code

CVE Published

May 20, 2025 - 15:16 nvd

MEDIUM 4.3

DescriptionNVD

VMware ESXi and vCenter Server contain a reflected cross-site scripting vulnerability due to improper input validation. A malicious actor with network access to the login page of certain ESXi host or vCenter Server URL paths may exploit this issue to steal cookies or redirect to malicious websites.

AnalysisAI

VMware ESXi and vCenter Server contain a reflected cross-site scripting vulnerability due to improper input validation. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. VMware ESXi and vCenter Server contain a reflected cross-site scripting vulnerability due to improper input validation. A malicious actor with network access to the login page of certain ESXi host or vCenter Server URL paths may exploit this issue to steal cookies or redirect to malicious websites.

Affected ProductsAI

ESXi host or vCenter Server URL paths may exploit this.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

CVE-2025-41228 vulnerability details – vuln.today

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VMware CVE-2025-41228

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

AnalysisAI

Technical ContextAI

Affected ProductsAI

RemediationAI

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External POC / Exploit Code