Vulnerabilities
Microsoft Edge Vulnerability CVE-2026-106280: Incorrect Authorization
A flaw in Chromium’s authorization logic (CVE-2026-106280) allows bypassing intended access controls. Microsoft Edge, built on Chromium, inherits this issue and must be patched. Defenders should update Edge and Chrome to the latest releases and verify the patch status.
What happened
A flaw in Chromium’s authorization logic (CVE-2026-106280) permits bypassing intended access controls. The issue was identified by Google and is present in all Chromium-based browsers until patched.
Impact
Microsoft Edge, which incorporates Chromium, inherits the vulnerability. An attacker could potentially gain elevated privileges or access restricted resources within the browser context.
Mitigation
Microsoft has released a patch in Edge 120 and newer releases. Chrome users should also update to the latest stable channel. The fix removes the incorrect authorization checks.
What to do
- Verify Edge version: Edge 120 or later should contain the fix.
- Apply the latest Windows updates and Edge updates via Windows Update or the Microsoft Edge installer.
- For Chrome, install the latest stable release from the official site.
- Confirm that the CVE is no longer present by checking the release notes or running a quick vulnerability scanner.
Related vulnerabilities
Microsoft Edge Vulnerability CVE-2026-106199: Incorrect Authorization
A critical authorization flaw (CVE-2026-106199) was discovered in the Chromium engine used by Microsoft Edge. Edge users running outdated versions are at risk of privilege escalation or unauthorized access. Defenders should update to the latest Edge release and monitor for anomalous authorization activity.
Read briefing
Microsoft Edge (Chromium) Vulnerability CVE-2026-102322: Incorrect Authorization
A Chromium-based authorization flaw (CVE-2026-102322) affects Microsoft Edge. Edge users should update to the latest release to mitigate the risk.
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Microsoft Edge Vulnerability CVE-2026-106260: Incorrect Authorization
Microsoft Edge (Chromium-based) is impacted by CVE-2026-106260, an incorrect authorization flaw in Chromium that could allow attackers to bypass access controls. The issue is fixed in the latest Chromium releases. Defenders should update Edge to the newest version and monitor for suspicious activity.
Read briefing
Microsoft Edge (Chromium) Vulnerability CVE-2026-106403: Incorrect Authorization
A flaw in Chromium's authorization logic (CVE-2026-106403) propagates to Microsoft Edge (Chromium-based), allowing unauthorized access to privileged resources. Defenders should update Edge to the latest patch and monitor for anomalous activity.
Read briefing