Jul 2026: M365 Copilot for iOS Elevation of Privilege Vulnerability
CVE-2026-58617 Published on July 14, 2026

M365 Copilot for iOS Elevation of Privilege Vulnerability
Improper access control in Microsoft 365 Copilot for iOS allows an unauthorized attacker to elevate privileges over a network.

Vendor Advisory NVD

Vulnerability Analysis

Exploitation:
NONE
Automatable:
NO
Technical Impact:
TOTAL

Weakness Type

What is an Authorization Vulnerability?

The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

CVE-2026-58617 has been classified to as an Authorization vulnerability or weakness.


Products Associated with CVE-2026-58617

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Affected Versions

Microsoft 365 Copilot for iOS:

Exploit Probability

EPSS
0.79%
Percentile
56.61%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.