CVE-2021-22021

5.4 mediumEPSS 0.5%

Medium (5.4) in vmware. EPSS 0.5% chance of exploitation in the next 30 days.

VMware vRealize Log Insight (8.x prior to 8.4) contains a Cross Site Scripting (XSS) vulnerability due to improper user input validation. An attacker with user privileges may be able to inject a malicious payload via the Log Insight UI which would be executed when the victim accesses the shared dashboard link.

Severity

CVSS 3.1

5.4 medium

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

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 40% of CVEs (scores of 2026-11-01)
CWE: CWE-79
Published: 2021-08-30
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

vmware:cloud_foundation
vmware:vrealize_log_insight

References

https://www.vmware.com/security/advisories/VMSA-2021-0019.html
https://www.vmware.com/security/advisories/VMSA-2021-0019.html

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