Microsoft: >> 365 Copilot >> 16.0.19426.20044 Security Vulnerabilities
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
CVSS Score
7.8
EPSS Score
0.001
Published
2026-05-12
Improper access control in M365 Copilot allows an authorized attacker to perform spoofing locally.
CVSS Score
4.4
EPSS Score
0.0
Published
2026-05-12
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
CVSS Score
8.4
EPSS Score
0.001
Published
2026-05-12
AI command injection in M365 Copilot allows an unauthorized attacker to disclose information over a network.
CVSS Score
7.1
EPSS Score
0.001
Published
2026-03-16
Integer overflow or wraparound in Microsoft Office allows an authorized attacker to elevate privileges locally.
CVSS Score
7.8
EPSS Score
0.0
Published
2026-03-10
Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.
CVSS Score
8.4
EPSS Score
0.001
Published
2026-03-10
Out-of-bounds read in Microsoft Graphics Component allows an unauthorized attacker to disclose information locally.
CVSS Score
5.5
EPSS Score
0.0
Published
2026-03-10
Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.
CVSS Score
7.0
EPSS Score
0.0
Published
2026-03-10
Microsoft Office app Remote Code Execution Vulnerability
CVSS Score
9.6
EPSS Score
0.009
Published
2021-12-15