Critical9.3Vendor: HighRed Hat & Ubuntu Linux
Insufficient policy enforcement in Service Worker
CVE-2026-9115 Published May 19, 2026
CVE-2026-9115
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Insufficient policy enforcement in Service Worker. Red Hat rates this important (CVSS 9.3). Weakness: CWE-940. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.
Mitigation checklist
Recommended fix / mitigation
- Red Hat rates this important; a fix erratum may not be out yet — apply the RHSA as soon as it publishes.
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
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