High8.8Red Hat & Ubuntu Linux Updated
Arbitrary code execution due to incomplete denylist in deserialization
CVE-2026-14534 Published Jul 4, 2026Updated by vendor Jul 4, 2026
CVE-2026-14534
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Arbitrary code execution due to incomplete denylist in deserialization. Red Hat rates this important (CVSS 8.8). Weakness: CWE-184. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.
Mitigation checklist
Recommended fix / mitigation
- Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
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