#VU110207 Stored cross-site scripting in NSX - CVE-2025-22243

Vulnerability identifier: #VU110207

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-22243

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
NSX
Server applications / Virtualization software

Vendor: VMware, Inc

Description

The disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in Manager UI. A remote authenticated user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

NSX: 4.0.0.1, 4.0.1.1, 4.1.0, 4.1.0.0, 4.1.0.2, 4.1.1, 4.1.1.0, 4.1.1.1, 4.1.2, 4.1.2.0, 4.1.2.1, 4.1.2.3, 4.1.2.4, 4.1.2.5, 4.2.1, 4.2.1.0, 4.2.1.1, 4.2.1.2, 4.2.1.3, 4.2.2

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External links
https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/25738

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.