What is CVE-2022-31680?

CVE-2022-31680 is a critical-severity vulnerability in VMware Vcenter Server, classified under Deserialization of Untrusted Data. CVSS score: 9.1/10. Published 2022-10-07.

How severe is CVE-2022-31680?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Deserialization in VMware Vcenter Server

CVE-2022-31680

The vCenter Server contains an unsafe deserialisation vulnerability in the PSC (Platform services controller). A malicious actor with admin access on vCenter server may exploit this issue to execute arbitrary code on the underlying operating system that hosts the vCenter Server.

Vulnerability class: Insecure Deserialization

Published 2022-10-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.331 (98.3th percentile), scored 2026-09-30.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.331 · newest: 0.331 · change: 0.000

Affected products

VMware Vcenter Server — versions 6.5
VMware Vcenter Server — versions VMware vCenter Server 6.5 prior to U3u

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

www.vmware.com/security/advisories/VMSA-2022-0025.html (Vendor Advisory)
www.talosintelligence.com/vulnerability_reports/TALOS-2022-1587 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-31680?: CVE-2022-31680 is a critical-severity vulnerability in VMware Vcenter Server, classified under Deserialization of Untrusted Data. CVSS score: 9.1/10. Published 2022-10-07.
How severe is CVE-2022-31680?: Critical severity. CVSS v3 base score is 9.1 out of 10.