CVE-2026-42824 M365 Copilot Information Disclosure Vulnerability

Key Points:

• CVE-2026-42824 is a command injection vulnerability in M365 Copilot that can be exploited by unauthorized attackers.
• The vulnerability allows attackers to disclose sensitive information over a network, potentially impacting data confidentiality.
• It is recommended to apply security patches provided by Microsoft and monitor for any unusual network activity related to M365 Copilot.

Technical Details: CVE-2026-42824 involves improper neutralization of special elements in commands, enabling command injection attacks that lead to information disclosure.

MITRE ATT&CK Techniques: None mentioned

IOCs Mentioned: None mentioned