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microsoft 365 copilot chat
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microsoft 365 copilot chat
7 known vulnerabilities across versions
Vulnerabilities are listed by affected version. Select any CVE for the full briefing and its intelligence graph.
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CVE-2026-26164
all versions
Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an unauthorized attacke
7.5
HIGH
CVE-2026-26129
all versions
Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an unauthorized attacke
7.5
HIGH
CVE-2026-26137
all versions
Server-side request forgery (ssrf) in Microsoft Exchange allows an authorized attacker to elevate privileges over a network.
9.9
CRITICAL
CVE-2025-59286
all versions
Improper neutralization of special elements used in a command ('command injection') in Copilot allows an unauthorized attacker to
9.3
CRITICAL
CVE-2025-59272
all versions
Improper neutralization of special elements used in a command ('command injection') in Copilot allows an unauthorized attacker to
9.3
CRITICAL
CVE-2025-53787
all versions
Microsoft 365 Copilot BizChat Information Disclosure Vulnerability
8.2
HIGH
CVE-2025-53774
all versions
Microsoft 365 Copilot BizChat Information Disclosure Vulnerability
6.5
MEDIUM
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