Origin Validation Error Affecting chromium package, versions [,147.0.7727.55)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published9 Apr 2026
- disclosed8 Apr 2026
- creditlebr0nli of National Yang Ming Chiao Tung University, Dept. of CS, Security and Systems Lab
Introduced: 8 Apr 2026
CVE-2026-5911 (opens in a new tab)How to fix?
Upgrade chromium to version 147.0.7727.55 or higher.
Overview
Affected versions of this package are vulnerable to Origin Validation Error via the ServiceWorkers component. An attacker can bypass content security policy by tricking a user into visiting a specially crafted HTML page.