CVE Program Container

Answer in brief

CVE-2021-21975 records a High severity (CVSS 7.5) vulnerability in CVE Program Container. The current sources mark it as known exploited. The current feed maps n/a/VMware vRealize Operations (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Mar 31, 2021Updated Aug 12, 2026Source checked Sep 20, 2026First seen by HOL May 24, 2026Material review Aug 12, 2026

Upstream Advisory

Key facts

Risk: High · CVSS 7.5
Exploitation: Known exploited
Affected software: 28 mapped packages or products
Fix availability: Not reported

Why this deserves its current priority

CVSS is 7.5. Known-exploitation status makes exposure review time-sensitive. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps n/a/VMware vRealize Operations (generic). Check affected ranges and fixed versions before updating.

Affected products and reported versions
Product	Affected versions	Fixed versions
cpe:2.3:a:vmware:cloud_foundation:3.0:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:cloud_foundation:3.0.1:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:cloud_foundation:3.0.1.1:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:cloud_foundation:3.10:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:cloud_foundation:3.5:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:cloud_foundation:3.5.1:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:cloud_foundation:3.7:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:cloud_foundation:3.7.1:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:cloud_foundation:3.7.2:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:cloud_foundation:3.8:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:cloud_foundation:3.8.1:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:cloud_foundation:3.9:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:cloud_foundation:3.9.1:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:cloud_foundation:4.0:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:cloud_foundation:4.0.1:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:vrealize_operations_manager:7.0.0:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:vrealize_operations_manager:7.5.0:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:vrealize_operations_manager:8.0.0:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:vrealize_operations_manager:8.0.1:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:vrealize_operations_manager:8.1.0:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:vrealize_operations_manager:8.1.1:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:vrealize_operations_manager:8.2.0:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:vrealize_operations_manager:8.3.0:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:vrealize_suite_lifecycle_manager:8.0:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:vrealize_suite_lifecycle_manager:8.0.1:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:vrealize_suite_lifecycle_manager:8.1:::::::*	Not reported	Not reported
cpe:2.3:a:vmware:vrealize_suite_lifecycle_manager:8.2:::::::*	Not reported	Not reported

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
n/a/VMware vRealize Operationsgeneric	VMware vRealize Operations prior to 8.4	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for n/a/VMware vRealize Operations.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Mar 31, 2021
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Aug 12, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
May 24, 2026
Added to CISA KEV
Jan 18, 2022
Evidence: source:kev:kev:kev:record

Sources and claim methodology

Upstream source description

Server Side Request Forgery in vRealize Operations Manager API (CVE-2021-21975) prior to 8.4 may allow a malicious actor with network access to the vRealize Operations Manager API can perform a Server Side Request Forgery attack to steal administrative credentials.

Quoted source text, attributed separately from HOL analysis.