CVE-2021-22049

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

The vSphere Web Client (FLEX/Flash) contains an SSRF (Server Side Request Forgery) vulnerability in the vSAN Web Client (vSAN UI) plug-in. A malicious actor with network access to port 443 on vCenter Server may exploit this issue by accessing a URL request outside of vCenter Server or accessing an internal service.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-918

Affected software

Vendor	Product	Versions
n/a	VMware vCenter Server and VMware Cloud Foundation	VMware vCenter Server (6.7 before 6.7 U3p and 6.5 before 6.5 U3r) and VMware Cloud Foundation 3.x

References

https://www.vmware.com/security/advisories/VMSA-2021-0027.htmlPatch, Vendor Advisory
https://www.vmware.com/security/advisories/VMSA-2021-0027.htmlPatch, Vendor Advisory

Timeline

Published: Nov 24, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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