Unrated severityCISA KEVNVD Advisory· Published Feb 24, 2021· Updated Oct 21, 2025
CVE-2021-21973
CVE-2021-21973
Description
The vSphere Client (HTML5) contains an SSRF (Server Side Request Forgery) vulnerability due to improper validation of URLs in a vCenter Server plugin. A malicious actor with network access to port 443 may exploit this issue by sending a POST request to vCenter Server plugin leading to information disclosure. This affects: VMware vCenter Server (7.x before 7.0 U1c, 6.7 before 6.7 U3l and 6.5 before 6.5 U3n) and VMware Cloud Foundation (4.x before 4.2 and 3.x before 3.10.1.2).
Affected products
1- Range: 7.x before 7.0 U1c
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1- www.vmware.com/security/advisories/VMSA-2021-0002.htmlmitrex_refsource_CONFIRM
News mentions
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