Product:
Microsoft Office Outlook
Summary
Exposure of sensitive information to an unauthorized actor in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network. This vulnerability can lead to significant security risks, including unauthorized access to sensitive data. It is crucial for users to be aware of this issue to protect their information.
Details
| Severity | Base Score | CVE |
|---|---|---|
| HIGH | 7.5 | CVE-2026-21260 |
Exploitation
An attacker can exploit this vulnerability by sending specially crafted messages to the affected version of Microsoft Office Outlook. If the user interacts with the malicious content, the attacker can gain access to sensitive information and potentially impersonate the user. This can be done without requiring any privileges or user interaction, making it a low-complexity attack.
Affected Products
- Microsoft Office Outlook: The primary product affected by this vulnerability, allowing unauthorized access to sensitive information.
Mitigation
To mitigate this vulnerability, users should ensure that they are using the latest version of Microsoft Office Outlook and apply any available security updates. Additionally, users should be cautious when interacting with unsolicited messages and verify the authenticity of communications before taking any action.