Back to Database
Status published
Critical
CVE-2020-3955
ESXi 6.5 without patch ESXi650-201912104-SG and ESXi 6.7 without patch...
Vulnerability Description
ESXi 6.5 without patch ESXi650-201912104-SG and ESXi 6.7 without patch ESXi670-202004103-SG do not properly neutralize script-related HTML when viewing virtual machines attributes. VMware has evaluated the severity of this issue to be in the Important severity range with a maximum CVSSv3 base score of 8.3.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2020-3955
Credits & Attribution
No credits recorded in the NVD database.
More from VMware
View All →CVE-2025-41254
Spring Framework STOMP CSRF Vulnerability
Medium
4.3
CVE-2025-41253
Spring Cloud Gateway Webflux SpEL Injection Vulnerability Allowing Exposure of Environment Variables
High
7.5
CVE-2025-41252
Username enumeration vulnerability
High
7.5
CVE-2025-41250
Header injection vulnerability
High
8.5
CVE-2025-41249
CVE-2025-41249: Spring Framework Annotation Detection Vulnerability
High
7.5
Affected Vendor
VMware
View all reports →Affected Software
ESXi
Vulnerable Versions:
ESXi 6.5 without patch ESXi650-201912104-SG, ESXi 6.7 without patch ESXi670-202004103-SG
Timeline
Official Publish:
April 29th, 2020
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.