Microsoft Office Outlook Missing User Interaction for Potentially Unsafe Action Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 10/11/2026. Patch affected systems as an emergency.
| Package | Affected versions | Patched versions |
|---|---|---|
| Office | Versions not published yet (product named by CISA KEV) | |
Product ui does not warn user of unsafe actions in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.
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