CVE-2026-76139
Medium
Elevated severity or exploit probability.
CVSS base
8.0
HIGH
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.7%
52.0th percentile
CISA KEV
Not listed
Weakness / dates
CWE-829
Published 2026-08-19 · modified 2026-09-08
Description
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.
References
- https://access.redhat.com/errata/RHSA-2026:60399
- https://access.redhat.com/errata/RHSA-2026:60400
- https://access.redhat.com/errata/RHSA-2026:60401
- https://access.redhat.com/errata/RHSA-2026:60402
- https://access.redhat.com/errata/RHSA-2026:60403
- https://access.redhat.com/errata/RHSA-2026:60404
- https://access.redhat.com/security/cve/CVE-2026-76139
- https://bugzilla.redhat.com/show_bug.cgi?id=2519852