CVE-2026-58617 Details
Description
Improper access control in Microsoft 365 Copilot for iOS allows an unauthorized attacker to elevate privileges over a network.
A vulnerability exists in Microsoft 365 Copilot for iOS due to improper access control, enabling unauthorized attackers to elevate privileges over a network. This issue affects version 2.111.4 of the application.
Users can download the security update for Microsoft 365 Copilot for iOS from the Apple App Store.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jul 14, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58617 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| NVD-CWE-Other | Weakness Not in a Standard CWE Category | [email protected] |
| CWE-284 | Improper Access Control | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| microsoft 365 copilot | < 2.111.4 |
CPE
Remediation
| |
Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 16, 2026 | Initial Analysis | [email protected] |
| Jul 14, 2026 | CVE Modified | CISA-ADP |
| Jul 14, 2026 | New CVE Received | [email protected] |