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CVE-2026-1530 Red Hat CVE debrief

CVE-2026-1530 is a high-severity vulnerability in fog-kubevirt that allows remote attackers to perform Man-in-the-Middle (MITM) attacks due to disabled TLS/SSL certificate validation. This enables attackers to intercept and potentially alter sensitive communications between Satellite and OpenShift, resulting in information disclosure and data integrity compromise. The vulnerability has a CVSS score of 8.1 and is considered HIGH severity. The CVE was published on February 2, 2026, and last modified on June 30, 2026. The vendor is listed as Unknown Vendor, but evidence suggests a potential connection to Redhat. There are multiple references to Redhat errata, security advisories, and bugzilla entries related to this vulnerability.

Vendor
Red Hat
Product
Red Hat Satellite 6.16 for RHEL 8
CVSS
HIGH 8.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-02-02
Original CVE updated
2026-06-30
Advisory published
2026-02-02
Advisory updated
2026-06-30

Who should care

Organizations using fog-kubevirt and relying on Satellite and OpenShift for sensitive communications should prioritize patching this vulnerability. Security teams and administrators responsible for maintaining these systems should be aware of the potential risks and take immediate action to mitigate the vulnerability. Additionally, Redhat users and customers should review the provided errata and security advisories to ensure their systems are up-to-date.

Technical summary

The vulnerability in fog-kubevirt allows remote attackers to perform Man-in-the-Middle (MITM) attacks due to disabled TLS/SSL certificate validation. This enables attackers to intercept and potentially alter sensitive communications between Satellite and OpenShift. The vulnerability is caused by a flaw in the fog-kubevirt implementation, which fails to properly validate TLS/SSL certificates. The CVSS vector for this vulnerability is CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N. The weakness associated with this vulnerability is CWE-295.

Defensive priority

High priority should be given to patching this vulnerability, as it allows for potential information disclosure and data integrity compromise. Administrators should review the provided references and errata to ensure their systems are up-to-date and take immediate action to mitigate the vulnerability.

Recommended defensive actions

  • Patch fog-kubevirt to enable proper TLS/SSL certificate validation.
  • Review and apply Redhat errata RHSA-2026:5970 and RHSA-2026:5971.
  • Verify Satellite and OpenShift configurations to ensure secure communication.
  • Monitor for suspicious activity and potential MITM attacks.
  • Update inventory and vulnerability management systems to reflect this vulnerability.

Evidence notes

The CVE record and NVD detail provide official information about the vulnerability. Multiple references to Redhat errata, security advisories, and bugzilla entries suggest a potential connection to Redhat. However, the vendor is listed as Unknown Vendor, and further review is needed to confirm the affected products and scope. The source item URL provides additional metadata and references related to the vulnerability.

Official resources

This article is AI-assisted and based on the supplied source corpus.