Vulnerability in Red Hat Advanced Cluster Management For Kubernetes 2

CVE-2026-76139

A flaw was found in acm-operator-bundle. The build process for this component downloads and runs a script from a remote source without verifying its authenticity or integrity. This script gains access to sensitive credentials, such as GitHub access tokens and registry passwords, used in the build environment. A remote attacker could exploit this vulnerability to inject malicious code, leading to unauthorized access to build resources and potential compromise of the resulting operator bundle.

CVSS v3 metric

CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-76139?
CVE-2026-76139 is a high-severity vulnerability in Red Hat Advanced Cluster Management For Kubernetes 2, classified under Inclusion of Functionality from Untrusted Control Sphere. CVSS score: 8.0/10. Published 2026-08-19.
How severe is CVE-2026-76139?
High severity. CVSS v3 base score is 8.0 out of 10.