Vulnerabilities
Chromium CVE-2026-106259: Incorrect Authorization in Microsoft Edge
A Chromium bug (CVE-2026-106259) allows bypassing authorization checks in Microsoft Edge. Edge users should update to the latest version to mitigate the risk.
What happened
Chromium CVE-2026-106259 is an incorrect authorization flaw discovered in the Chromium engine. The vulnerability allows an attacker to bypass normal access controls and gain unauthorized access to protected resources.
Impact
Microsoft Edge (Chromium-based) users are affected until the next security update. The flaw could be exploited to read or modify data that should be restricted.
Mitigation
Update Microsoft Edge to the latest version. Verify that the browser version is 125.0.6422.60 or newer. If an update is not yet available, disable the affected feature or apply the vendor‑issued patch.
Recommended actions
- Check current Edge version:
edge://settings/help - Apply the latest update via Windows Update or the Microsoft Edge installer.
- Monitor for any anomalous activity that could indicate exploitation.
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