How severe is CVE-2022-31678?

CVE-2022-31678 has a CVSS 3.x base score of 9.1, rated critical 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 high.

Is CVE-2022-31678 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-31678?

CVE-2022-31678 primarily affects Vmware Cloud Foundation. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-31678?

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

When was CVE-2022-31678 published?

CVE-2022-31678 was published on 2022-10-28 and last updated on 2026-06-17.

CVE-2022-31678

CVE-2022-31678 is a critical-severity vulnerability in Vmware Cloud Foundation with a CVSS 3.x base score of 9.1. 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-611.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-611
Affected product: Vmware Cloud Foundation
Published: 2022-10-28
Last modified: 2026-06-17

Description

VMware Cloud Foundation (NSX-V) contains an XML External Entity (XXE) vulnerability. On VCF 3.x instances with NSX-V deployed, this may allow a user to exploit this issue leading to a denial-of-service condition or unintended information disclosure.

Frequently asked questions

What is CVE-2022-31678?: VMware Cloud Foundation (NSX-V) contains an XML External Entity (XXE) vulnerability. On VCF 3.x instances with NSX-V deployed, this may allow a user to exploit this issue leading to a denial-of-service condition or unintended information disclosure.
How severe is CVE-2022-31678?: CVE-2022-31678 has a CVSS 3.x base score of 9.1, rated critical 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 high.
Is CVE-2022-31678 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-31678?: CVE-2022-31678 primarily affects Vmware Cloud Foundation. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-31678?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-31678 published?: CVE-2022-31678 was published on 2022-10-28 and last updated on 2026-06-17.

References

https://www.vmware.com/security/advisories/VMSA-2022-0027.html

Affected products (2)

cpe:2.3:a:vmware:cloud_foundation:*:*:*:*:*:*:*:*
cpe:2.3:a:vmware:nsx_data_center:*:*:*:*:*:vsphere:*:*

More vulnerabilities in Vmware Cloud Foundation

CVE-2023-34063 — Critical (CVSS 9.9): Aria Automation contains a Missing Access Control vulnerability. An authenticated malicious actor may exploit this…
CVE-2024-38812 — Critical (CVSS 9.8): The vCenter Server contains a heap-overflow vulnerability in the implementation of the DCERPC protocol. A malicious…
CVE-2024-37079 — Critical (CVSS 9.8): vCenter Server contains a heap-overflow vulnerability in the implementation of the DCERPC protocol. A malicious actor…
CVE-2023-20864 — Critical (CVSS 9.8): VMware Aria Operations for Logs contains a deserialization vulnerability. An unauthenticated, malicious actor with…
CVE-2022-22972 — Critical (CVSS 9.8): VMware Workspace ONE Access, Identity Manager and vRealize Automation contain an authentication bypass vulnerability…
CVE-2022-22954 — Critical (CVSS 9.8): VMware Workspace ONE Access and Identity Manager contain a remote code execution vulnerability due to server-side…

All CVEs affecting Vmware Cloud Foundation →

Other CWE-611 (Improper Restriction of XML External Entity Reference (XXE)) vulnerabilities

CVE-2022-22486 — Critical (CVSS 10.0): IBM Tivoli Workload Scheduler 9.4, 9.5, and 10.1 is vulnerable to an XML External Entity Injection (XXE) attack when…
CVE-2019-14678 — Critical (CVSS 10.0): SAS XML Mapper 9.45 has an XML External Entity (XXE) vulnerability that can be leveraged by malicious attackers in…
CVE-2015-9280 — Critical (CVSS 10.0): MailEnable before 8.60 allows XXE via an XML document in the request.aspx Options parameter.
CVE-2018-1000838 — Critical (CVSS 10.0): autopsy version <= 4.9.0 contains a XML External Entity (XXE) vulnerability in CaseMetadata XML Parser that can result…
CVE-2018-1000837 — Critical (CVSS 10.0): UML Designer version <= 8.0.0 contains a XML External Entity (XXE) vulnerability in XML parser for plugins that can…
CVE-2018-1000835 — Critical (CVSS 10.0): KeePassDX version <= 2.5.0.0beta17 contains a XML External Entity (XXE) vulnerability in kdbx file parser that can…

Browse all CWE-611 (Improper Restriction of XML External Entity Reference (XXE)) vulnerabilities →