本ページは microsoft excel に影響する公開済み CVE（NVD の CPE 経由で関連付け）を列挙します。各行に深刻度指標・概要・公開日が含まれます。
| CVE | 概要 | ソース | CVSS 最大値 | EPSS（%） | 公開 | 更新 |
|---|---|---|---|---|---|---|
| CVE-2026-42832 | Improper access control in Microsoft Office allows an unauthorized attacker to perform spoofing locally. | [email protected] | 7.7 | 0.04% | 2026-05-12 | 2026-05-19 |
| CVE-2026-40362 | Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | [email protected] | 7.8 | 0.06% | 2026-05-12 | 2026-06-01 |
| CVE-2026-40360 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. | [email protected] | 7.8 | 0.06% | 2026-05-12 | 2026-05-19 |
| CVE-2026-40359 | Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | [email protected] | 7.8 | 0.06% | 2026-05-12 | 2026-05-19 |
| CVE-2026-32189 | Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | [email protected] | 7.8 | 0.06% | 2026-04-14 | 2026-04-29 |
| CVE-2026-32188 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. | [email protected] | 7.1 | 0.05% | 2026-04-14 | 2026-04-29 |
| CVE-2026-26133 | AI command injection in M365 Copilot allows an unauthorized attacker to disclose information over a network. | [email protected] | 7.1 | 0.05% | 2026-03-16 | 2026-04-09 |
| CVE-2026-26112 | Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | [email protected] | 7.8 | 0.03% | 2026-03-10 | 2026-03-13 |
| CVE-2026-26109 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | [email protected] | 8.4 | 0.02% | 2026-03-10 | 2026-03-13 |
| CVE-2026-26108 | Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | [email protected] | 7.8 | 0.03% | 2026-03-10 | 2026-03-13 |
| CVE-2026-26107 | Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | [email protected] | 7.8 | 0.06% | 2026-03-10 | 2026-03-13 |
| CVE-2026-21261 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. | [email protected] | 5.5 | 0.04% | 2026-02-10 | 2026-02-11 |
| CVE-2026-21259 | Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to elevate privileges locally. | [email protected] | 7.8 | 0.04% | 2026-02-10 | 2026-02-11 |
| CVE-2026-21258 | Improper input validation in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. | [email protected] | 5.5 | 0.06% | 2026-02-10 | 2026-02-11 |
| CVE-2026-20957 | Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | [email protected] | 7.8 | 0.16% | 2026-01-13 | 2026-01-14 |
| CVE-2026-20950 | Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | [email protected] | 7.8 | 0.02% | 2026-01-13 | 2026-01-14 |
| CVE-2026-20946 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | [email protected] | 7.8 | 0.02% | 2026-01-13 | 2026-01-16 |
| CVE-2025-62564 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | [email protected] | 7.8 | 0.06% | 2025-12-09 | 2025-12-09 |
| CVE-2025-62563 | Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | [email protected] | 7.8 | 0.03% | 2025-12-09 | 2025-12-09 |
| CVE-2025-62561 | Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | [email protected] | 7.8 | 0.06% | 2025-12-09 | 2025-12-10 |