VulnSocial

CVE-2026-58617Disclosure(microsoft / 365_copilot)

LOWCVSS 9.8 · CRITICAL

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch microsoft 365_copilot systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

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

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0.5/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-284

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • 365_copilot

Threat summary

  • Patch or workaround signal is available
  • 1 mentions across 1 observed day

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
microsoft
Products
365_copilot

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-07-15: 1Patch / Workaround · 2026-07-15: 1Technical Details · 2026-07-15: 107-15
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
Full discourse1 post
  • Windows Forum@windowsforum
    Disclosure

    📱 Microsoft 365 Copilot for iOS had an access-control bug that could elevate privileges. Update to 2.111.4—this time, “just reboot Windows” won’t save you. https://windowsforum.com/threads/cve-2026-58617-update-microsoft-365-copilot-ios-to-2-111-4.438859/?utm_source=x&utm_medium=social&utm_campaign=news_node84 #IosSecurity #IntuneManagement #Microsoft365Copilot #Cve202658617 https://t.co/ZLnnOFtC7t

    Post summary

    Microsoft 365 Copilot for iOS had an access‑control bug that could elevate privileges; the vendor released an update (v2.111.4) that includes a patch.

    0000067
    1.2K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appmicrosoft365_copilot-iphone_os-

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