Medium6.1Red Hat & Ubuntu Linux
Arbitrary script execution via JSON serialization protection bypass
CVE-2026-22028 Published Jan 8, 2026
CVE-2026-22028
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Arbitrary script execution via JSON serialization protection bypass. Red Hat rates this moderate (CVSS 6.1). Weakness: CWE-843. Affected package(s): openshift4/ose-agent-installer-ui-rhel9:1774977480. Resolved in Red Hat advisory RHSA-2026:6564 — update the affected packages (`sudo dnf update`).
Affected versions
- openshift4/ose-agent-installer-ui-rhel9:1774977480
Official advisory · high-confidence parse· fetched 7 hours ago·verify at source
Fixed versions
- RHSA-2026:6564
Official advisory · high-confidence parse· fetched 7 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:6564 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 7 hours ago·verify at source
Discussion(0)
No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.
Sign in to join the discussion.