Google Patches High-Severity Background Fetch Flaw

Google patches a high-severity vulnerability tracked as CVE-2026-1504 in the latest Chrome Stable update, issued on January 28. The new release—version 144.0.7559.109/110 for Windows and macOS, and 144.0.7559.109 for Linux—targets a flaw involving the Background Fetch API. This security issue could allow malicious actors to exploit browser behavior and potentially compromise user data.

The vulnerability stood out for its impact and required immediate attention. Google categorized it as high-severity, prompting a rapid rollout of fixes. Alongside CVE-2026-1504, the update addresses three additional issues: CVE-2026-24858, CVE-2026-21509 and CVE-2026-20045. These have been detailed alongside the primary patch but remain secondary in priority.

Users are urged to update their browsers to the newest version without delay to ensure continued protection. A second round of google patches reaffirms the company’s ongoing efforts to fortify browser security.

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Chrome Patches High-Severity Background Fetch Flaw (CVE-2026-1504)