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CVE-2026-42893
Published: May 12, 2026
Modified: Jun 2, 2026
PUBLISHED
CVSS v3.1
7.4
HIGH
Description
Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an unauthorized attacker to perform tampering over a network.
| Vendor | Product | Versions |
|---|---|---|
Microsoft | Microsoft Outlook for iOS | affected 1.0.0 - < 5.2617.1 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N/E:U/RL:O/RC:C
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
None
Integrity
High
Availability
None
References
Microsoft Outlook for iOS Tampering Vulnerability
vendor-advisory
patch
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