EUVD-2026-73871

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

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...

EUVD-2026-73869

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 ...

EUVD-2026-73867

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

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...

EUVD-2026-73864

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

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-2026-81392

CVE-2026-81392 is an out-of-bounds read vulnerability in Microsoft Office Excel that allows an unauthorized, local attacker to disclose information . The CVSS v3.1 score is 5.5 (MEDIUM) with a vector of AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N, meaning exploitation requires user interaction and a loca...

EUVD-2026-73863

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

EUVD-2026-73862

Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

CVE-2026-81958

Microsoft Office Excel is affected by a use of uninitialized resource flaw that allows an unauthorized, local attacker to disclose information. The vulnerability requires user interaction (e.g., opening a crafted file) and results in a high confidentiality impact with no integrity or availability...

EUVD-2026-73861

Access of resource using incompatible type 'type confusion' in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

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...

EUVD-2026-73860

Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

CVE-2026-81391

CVE-2026-81391 is an information disclosure vulnerability in Microsoft Office Excel caused by a use of uninitialized resource . An unauthorized local attacker with user interaction can disclose information, rated CVSS 5.5 (Medium) with high confidentiality impact but no integrity or availability ...

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-2026-73859

Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

CVE-2026-81390

CVE-2026-81390 is an out-of-bounds read vulnerability in Microsoft Office Excel that allows an unauthorized attacker to disclose information locally . The attack requires user interaction (e.g., opening a crafted file) and no prior privileges. The CVSS 3.1 base score is 5.5 (Medium) with High con...

CVE-2026-81954

CVE-2026-81954 is a use-after-free vulnerability in Microsoft Office Excel that allows an unauthorized attacker to execute code locally . The attack requires user interaction and no prior privileges, with a CVSS 3.1 score of 7.8 (HIGH) , reflecting full impact on confidentiality, integrity, and a...