How severe is CVE-2021-22056?

CVE-2021-22056 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-22056 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-22056?

CVE-2021-22056 primarily affects Vmware Identity Manager. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-22056?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-22056 published?

CVE-2021-22056 was published on 2021-12-20 and last updated on 2026-06-17.

CVE-2021-22056

CVE-2021-22056 is a high-severity vulnerability in Vmware Identity Manager with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-918.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Vmware Identity Manager
Published: 2021-12-20
Last modified: 2026-06-17

Description

VMware Workspace ONE Access 21.08, 20.10.0.1, and 20.10 and Identity Manager 3.3.5, 3.3.4, and 3.3.3 contain an SSRF vulnerability. A malicious actor with network access may be able to make HTTP requests to arbitrary origins and read the full response.

Frequently asked questions

What is CVE-2021-22056?: VMware Workspace ONE Access 21.08, 20.10.0.1, and 20.10 and Identity Manager 3.3.5, 3.3.4, and 3.3.3 contain an SSRF vulnerability. A malicious actor with network access may be able to make HTTP requests to arbitrary origins and read the full response.
How severe is CVE-2021-22056?: CVE-2021-22056 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-22056 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22056?: CVE-2021-22056 primarily affects Vmware Identity Manager. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-22056?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-22056 published?: CVE-2021-22056 was published on 2021-12-20 and last updated on 2026-06-17.

References

https://www.vmware.com/security/advisories/VMSA-2021-0030.html

Affected products (9)

cpe:2.3:a:vmware:identity_manager:3.3.3:*:*:*:*:*:*:*
cpe:2.3:a:vmware:identity_manager:3.3.4:*:*:*:*:*:*:*
cpe:2.3:a:vmware:identity_manager:3.3.5:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vrealize_automation:*:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vrealize_automation:7.6:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workspace_one_access:20.10:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workspace_one_access:20.10.01:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workspace_one_access:21.08:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workspace_one_access:21.08.01:*:*:*:*:*:*:*

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