MEDIUM CISA KEV

CVE-2025-22226

Q: What is CVE-2025-22226?

VMware ESXi, Workstation, and Fusion contain an information disclosure vulnerability due to an out-of-bounds read in HGFS. A malicious actor with administrative privileges to a virtual machine may be able to exploit this issue to leak memory from the vmx process.

Q: Is CVE-2025-22226 actively exploited?

Yes. CVE-2025-22226 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2025-03-25.

Q: What is the CVSS score for CVE-2025-22226?

CVE-2025-22226 has a CVSS v3 base score of 6 (MEDIUM severity).

CVSS v3

MEDIUM

EPSS Score

1.8 %

exploit probability, as of 2026-10-19

CISA KEV

Yes

known exploited

Exploitation

—

SSVC status

Get an alert for each new CVE published for the software you run.

Set up CVE WatchFree account · no credit card

Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

ICSA-25-077-02 CISA5 known affected
Rockwell Automation Lifecycle Services with VMware
Rockwell Automation Industrial Data Center (IDC) with VMware: >=Generations_1|<=4 · Rockwell Automation VersaVirtual Appliance (VVA) with VMware: Series_A_and_B · Rockwell Automation Threat Detection Managed Services (TDMS) with VMware: vers:all/*

Full record on NVD

Description

VMware ESXi, Workstation, and Fusion contain an information disclosure vulnerability due to an out-of-bounds read in HGFS. A malicious actor with administrative privileges to a virtual machine may be able to exploit this issue to leak memory from the vmx process.

CISA Known Exploited Vulnerability

Date Added: 2025-03-04
Patch Due Date: 2025-03-25
Ransomware Use: Unknown

Technical details

Published: 2025-03-04

Frequently asked questions

What is CVE-2025-22226?

Is CVE-2025-22226 actively exploited?

Yes. CVE-2025-22226 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2025-03-25.

What is the CVSS score for CVE-2025-22226?

CVE-2025-22226 has a CVSS v3 base score of 6 (MEDIUM severity).

Hear about the next vulnerability in your software

CVE Watch matches each new CVE to the vendors and products you list (vendor and product, not the version) and puts it in your alerts with its KEV and EPSS status.

Get alerts for this product CISA KEV additions, March 2025 Search CVEs

Already have an account? Open CVE WatchNo credit card required · No monthly cap on website lookups · 250 API requests/month

Go further

For a threat intelligence platform: malware, C2 and ransomware indicators over STIX/TAXII.
Following what attackers exploit right now? The CISA KEV additions of the month, with their patch deadlines.
Running this software? CVE Watch alerts you to new vulnerabilities in your products.

Related vulnerabilities

Same product first, then the same vendor advisory and the same publication week.

Back to CVE Database