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Public proof of conceptFix available

CVE-2022-31678

A public proof of concept exists; no exploitation attested.

  • Published2022-10-28
  • Fixed in3.11
  • WeaknessCWE-611

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2022-10-2802:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-11-03 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-31678?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-31678?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Vmware cloud foundation
BranchAffectedFixed in
3.11< 3.113.11
Vmware nsx data center
BranchAffectedFixed in
6.4< 6.4.146.4.14

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As vmware, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • VMware Cloud Foundation (NSX-V)
    Affected
    • = 3.11no fix stated

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2022-10-28

Fix

  1. Update Vmware cloud foundation to 3.11

Advisories and patches

Detection

read 2026-11-03 22:42 UTC
Nuclei template
available
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Published
2022-10-28
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-g3gp-3rff-x6qf

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.

Is CVE-2022-31678 actively exploited?

Active exploitation of CVE-2022-31678 has not been confirmed. Its EPSS score was 9.4% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-31678?

CVE-2022-31678 has a CVSS v3 base score of 9.1 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

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Sources for this record