CVE-2026-85887High· 7.7▾ TwilightIncorrect permission assignment for critical resource in M365 Copilot allows an authorized attacker to disclose information over a network.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 42.4 · likelihood 0.2 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Sep 18.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.5%
0.5% → 0.9%
Last analysed / modified upstream
Incorrect permission assignment for critical resource in M365 Copilot allows an authorized attacker to disclose information over a network.
365_copilotRefer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
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CVE-2026-85885Critical· 9.9Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an authorized attacker to elevate privileges over a network.
CVE-2026-50387High· 7.8Stack-based buffer overflow in Windows GDI allows an authorized attacker to elevate privileges locally.
CVE-2026-48561Critical· 9.6Improper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an unauthorized attacker to execute code over a network.
CVE-2026-42827Medium· 6.5Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an unauthorized attacker to disclose information over a network.