CVE-2026-1530 in Satellite
Summary
by MITRE • 02/02/2026
A flaw was found in fog-kubevirt. This vulnerability allows a remote attacker to perform a Man-in-the-Middle (MITM) attack due to disabled certificate validation. This enables the attacker to intercept and potentially alter sensitive communications between Satellite and OpenShift, resulting in information disclosure and data integrity compromise.
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Analysis
by VulDB Data Team • 04/08/2026
The vulnerability identified as CVE-2026-1530 resides within the fog-kubevirt component, a critical infrastructure element that facilitates communication between Red Hat Satellite and OpenShift environments. This flaw represents a significant security weakness that directly undermines the cryptographic integrity of network communications. The vulnerability stems from the disabling of certificate validation mechanisms, which creates an exploitable condition where malicious actors can seamlessly insert themselves into legitimate communication channels without detection.
The technical implementation of this vulnerability manifests through the absence of proper TLS certificate verification within the fog-kubevirt service. When certificate validation is disabled, the system fails to authenticate the identity of communicating parties, allowing an attacker positioned within the network to perform successful man-in-the-middle attacks. This configuration error directly violates fundamental security principles outlined in the OWASP Top Ten and aligns with CWE-295, which specifically addresses improper certificate validation. The flaw operates at the transport layer of the communication stack, where it should be validating server certificates against trusted certificate authorities to establish secure connections.
The operational impact of CVE-2026-1530 extends beyond simple information disclosure to encompass complete data integrity compromise. When attackers successfully execute MITM attacks through this vulnerability, they gain the ability to intercept sensitive data flowing between Satellite and OpenShift systems, potentially accessing configuration details, user credentials, and operational information. This compromise directly affects the confidentiality, integrity, and availability of critical infrastructure components, as outlined in the MITRE ATT&CK framework under the T1046 technique for network service scanning and T1566 for credential access through network sniffing. The vulnerability particularly impacts organizations relying on Red Hat Satellite for system management and OpenShift for container orchestration, where the compromised communication channels could lead to unauthorized access to production environments.
Organizations must implement immediate mitigations to address this vulnerability, beginning with the re-enabling of certificate validation mechanisms within fog-kubevirt configurations. Security administrators should conduct comprehensive network audits to identify all instances of the vulnerable component and ensure proper TLS certificate management practices are implemented across all communication channels. The remediation process should include certificate authority validation, implementation of proper certificate pinning where appropriate, and network segmentation to limit the attack surface. Additionally, organizations should establish monitoring protocols to detect potential MITM attack attempts and implement network intrusion detection systems that can identify anomalous communication patterns. The vulnerability demonstrates the critical importance of maintaining proper cryptographic security configurations as outlined in NIST SP 800-52 guidelines for certificate management and the CIA triad principles that govern secure information systems. Regular security assessments and vulnerability scanning should be conducted to prevent similar configuration errors that could lead to unauthorized access and data compromise in cloud-native environments.