CVE-2025-22226 (GCVE-0-2025-22226)
Vulnerability from cvelistv5 – Published: 2025-03-04 11:56 – Updated: 2026-02-26 19:09Summary
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.
Severity
7.1 (High)
SSVC
Exploitation: active
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-03-05 04:55 UTC
CWE
- Information disclosure vulnerability
- CWE-125 - Out-of-bounds Read
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://support.broadcom.com/web/ecx/support-cont… | |
| https://www.cisa.gov/known-exploited-vulnerabilit… | government-resource |
Impacted products
6 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| n/a | ESXi |
Affected:
8.0 , < ESXi80U3d-24585383
(custom)
Affected: 8.0 , < ESXi80U2d-24585300 (custom) Affected: 7.0 , < ESXi70U3s-24585291 (custom) |
||
| n/a | VMware Workstation |
Affected:
17.x , < 17.6.3
(custom)
|
||
| n/a | VMware Fusion |
Affected:
13.x , < 13.6.3
(custom)
|
||
| n/a | VMware Cloud Foundation |
Affected:
5.x, 4.5.x
|
||
| n/a | VMware Telco Cloud Platform |
Affected:
5.x, 4.x, 3.x, 2.x
|
||
| n/a | VMware Telco Cloud Infrastructure |
Affected:
3.x, 2.x
|
Date Public
2025-03-04 11:50
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 9c320a44-a3f2-44db-b3b2-db57285e0600
Exploited: Yes
Timestamps
First Seen: 2025-03-04
Asserted: 2025-03-04
Scope
Notes: KEV entry: VMware ESXi, Workstation, and Fusion Information Disclosure Vulnerability | Affected: VMware / ESXi, Workstation, and Fusion | Description: VMware ESXi, Workstation, and Fusion contain an information disclosure vulnerability due to an out-of-bounds read in HGFS. Successful exploitation allows an attacker with administrative privileges to a virtual machine to leak memory from the vmx process. | Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. | Due date: 2025-03-25 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/25390 ; https://nvd.nist.gov/vuln/detail/CVE-2025-22226
Evidence
Type: Vendor Report
Signal: Successful Exploitation
Confidence: 80%
Source: cisa-kev
Details
| Cwes | CWE-125 |
|---|---|
| Feed | CISA Known Exploited Vulnerabilities Catalog |
| Product | ESXi, Workstation, and Fusion |
| Due Date | 2025-03-25 |
| Date Added | 2025-03-04 |
| Vendorproject | VMware |
| Vulnerabilityname | VMware ESXi, Workstation, and Fusion Information Disclosure Vulnerability |
| Knownransomwarecampaignuse | Unknown |
References
Created: 2026-02-02 13:24 UTC
| Updated: 2026-02-06 07:53 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: d7e2172e-285d-4b85-818b-9cf7acf2edc8
Exploited: Yes
Timestamps
First Seen: 2025-03-04
Asserted: 2025-03-04
Scope
Notes: KEVIntel entry: VMware ESXi, Workstation, and Fusion contain an information disclosure vulnerability due to an out-of-bounds read in HGFS. A malicious... | Affected: VMware / ESXi, VMware Workstation, VMware Fusion, VMware Cloud Foundation, VMware Telco Cloud Platform, VMware Telco Cloud Infrastructure | CVSS: 7.1 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: False
Evidence
Type: Public Report
Signal: Successful Exploitation
Confidence: 70%
Source: kevintel
Details
| Feed | KEVIntel (kevintel.com) |
|---|---|
| Title | VMware ESXi, Workstation, and Fusion contain an information disclosure vulnerability due to an out-of-bounds read in HGFS. A malicious... |
| Vendor | VMware |
| Product | ESXi, VMware Workstation, VMware Fusion, VMware Cloud Foundation, VMware Telco Cloud Platform, VMware Telco Cloud Infrastructure |
| Added Date | 2025-03-04T00:00:00.000Z |
| Cvss Score | 7.1 |
| Epss Score | None |
| Cvss Severity | HIGH |
| Epss Percentile | None |
| Used In Malware | unknown |
| Ahead Of Cisa Kev | None |
| Not Yet In Cisa Kev | False |
References
Created: 2026-06-23 11:14 UTC
| Updated: 2026-06-23 11:14 UTC
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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