CVE-2026-81950

CVE-2026-81950 is a double free vulnerability in Microsoft Office Excel that allows an unauthorized attacker to execute code locally. The CVSS 3.1 score is 7.8 (HIGH) , reflecting a local attack vector with low complexity, no privileges required, and user interaction required, resulting in high i...

EUVD-2026-73879

Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

EUVD-2026-73877

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network...

EUVD-2026-73876

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-81951

CVE-2026-81951 is a heap-based buffer overflow in Microsoft Office Excel that allows an unauthorized attacker to execute code locally . The vulnerability is scored CVSS 3.1: 7.8 (HIGH) with a local attack vector , low complexity, no privileges required, and user interaction required (i.e., a vict...

CVE-2026-81955

A heap-based buffer overflow in the Microsoft Windows Graphics Component allows an unauthorized, remote attacker to achieve code execution over a network . The vulnerability requires user interaction but no prior privileges. Microsoft rates it CVSS 8.8 (HIGH) with full impact on confidentiality, ...

EUVD-2026-73874

Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-81957

CVE-2026-81957 is an out-of-bounds read vulnerability in Microsoft Office Excel that allows an unauthorized, local attacker to execute code on the system. The attack requires user interaction (e.g., opening a crafted file) but no prior privileges. Microsoft rates the CVSS 3.1 score at 7.8 (HIGH) ...

EUVD-2026-73872

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

CVE-2026-81960

A heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to achieve local code execution . The vulnerability requires user interaction (e.g., opening a malicious file) but no prior privileges. The assigned CVSS 3.1 score is 7.8 (HIGH) with full impact to confidential...

EUVD-2026-73871

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-81400

An out-of-bounds read vulnerability in Microsoft Office Excel allows an unauthorized local attacker to disclose information. The CVSS 3.1 score is 5.5 (MEDIUM) with a local attack vector, no privileges required, and user interaction required, resulting in a high impact to confidentiality with no ...

CVE-2026-81389

CVE-2026-81389 is a heap-based buffer overflow in Microsoft Office Excel that allows an unauthorized attacker to execute code locally. The vulnerability requires user interaction and has a high attack complexity , but no prior privileges are needed. The CVSS 3.1 score is 7.0 (HIGH) with full impa...

CVE-2026-81393

CVE-2026-81393 is an out-of-bounds read vulnerability in Microsoft Office Excel that allows an unauthorized local attacker to disclose information . The CVSS 3.1 score is 5.5 (MEDIUM) , reflecting a local attack vector , no privileges required , but user interaction required (e.g., opening a craf...

CVE-2026-81397

CVE-2026-81397 is a heap-based buffer overflow in Microsoft Office Excel that allows an unauthorized attacker to execute code locally. The attack vector is local with low complexity and no privileges required, though user interaction is required (e.g., opening a crafted file). The CVSS 3.1 score ...

CVE-2026-81396

CVE-2026-81396 is a stack-based buffer overflow in Microsoft Office Excel that allows an unauthorized attacker to execute code locally. The vulnerability requires user interaction (e.g., opening a malicious file) but does not require prior privileges, with a CVSS 3.1 score of 7.8 (HIGH) . The pri...

CVE-2026-81401

CVE-2026-81401 is a type confusion vulnerability in Microsoft Office Excel that allows an unauthorized attacker to disclose information locally . The flaw stems from access of a resource using an incompatible type. The assigned CVSS 3.1 score is 5.5 (Medium) with a local attack vector, low comple...

CVE-2026-81399

CVE-2026-81399 is a buffer over-read vulnerability in Microsoft Office Excel that allows a local attacker to disclose information . The CVSS 3.1 score is 5.5 (MEDIUM) with the vector AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N, meaning exploitation requires user interaction (e.g., opening a crafted file)...

EUVD-2026-73855

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-81947

Microsoft Office Excel is affected by a heap-based buffer overflow that allows an unauthorized attacker to execute code locally (CVSS v3.1 score 7.8 HIGH ). The attack requires user interaction (e.g., opening a malicious file) and no prior privileges. Impact spans confidentiality, integrity, and ...