Security Vulnerabilities
CVE-2026-81963
Improper link resolution before file access ('link following') in Windows Update Stack allows an authorized attacker to elevate privileges locally.
Known exploited
CVSS Score
7.8
EPSS Score
0.006
Published
2026-09-08
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVSS Score
7.8
EPSS Score
0.004
Published
2026-09-08
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVSS Score
7.8
EPSS Score
0.004
Published
2026-09-08
Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVSS Score
5.5
EPSS Score
0.004
Published
2026-09-08
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVSS Score
7.8
EPSS Score
0.004
Published
2026-09-08
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVSS Score
7.8
EPSS Score
0.004
Published
2026-09-08
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVSS Score
7.8
EPSS Score
0.003
Published
2026-09-08
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVSS Score
7.8
EPSS Score
0.004
Published
2026-09-08
Integer overflow or wraparound in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVSS Score
7.8
EPSS Score
0.004
Published
2026-09-08
Double free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVSS Score
7.8
EPSS Score
0.004
Published
2026-09-08