Known exploited vulnerability
CVE-2026-41709
The short answer
CVE-2026-41709 affects VMware Cloud Foundation and is rated low (CVSS 2.7). CISA added it to the Known Exploited Vulnerabilities catalog on 2026-10-28: attackers are using it, so patch it first.
What it is
VMware ESX contains an insufficient logging vulnerability. A malicious administrator could exploit this issue to perform certain operations without them being logged.
Weakness: CWE-778.
Severity
2.7 low
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
Exploited (CISA KEV)
Yes, since Oct 28, 2026
Federal due date Nov 11, 2026
EPSS, next 30 days
0.69%
Higher than 53% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- None
- Integrity impact
- Low
- Availability impact
- None
What CISA says to do
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for…
Affected products
Cloud Foundation, vSphere Foundation, ESX, Telco Cloud Platform. NVD's record lists the exact affected versions.
References
Questions
Is CVE-2026-41709 being exploited?
Yes. CISA added CVE-2026-41709 to its Known Exploited Vulnerabilities catalog on 2026-10-28, with a federal remediation due date of 2026-11-11.
How do I fix CVE-2026-41709?
CISA's required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for…
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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