cve-2026-55945

The cve-2026-55945 tag covers Microsoft’s confirmed Microsoft Edge Chromium information disclosure vulnerability, published on July 3, 2026. The flaw involves a race condition that can expose local file content under specific exploitation requirements and is rated moderate severity. Microsoft fixed the issue in Edge version 150.0.4078.48. This archive provides context for Windows administrators and other readers assessing the browser’s exposure, update status, and endpoint risk. Key themes include Edge patch compliance, the consequences of browser update delays, and the interaction between local files, user activity, forms, and desktop trust boundaries.