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CVE-2021-22021

MEDIUM
5.4
CVSS Score
Published: August 30, 2021 at 06:06 PM UTC
Updated: June 17, 2026 at 03:36 AM UTC
2 products affected across 1 vendorCloud FoundationVrealize Log Insight

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.5%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Cloud Foundation· VMware
95%
4.0 ≤ v < 4.3
Affected range stops below 4.3, so it looks safe — our inference, not a vendor statement
Vrealize Log Insight· VMware
95%
v < 8.44.0 ≤ v ≤ 4.88.0.0 ≤ v < 8.4
Affected range stops below 8.4, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://www.vmware.com/security/advisories/VMSA-2021-0019.html

CVSS

5.4MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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