Microsoft
Microsoft Excel: vulnerabilities and CVEs
Microsoft Excel has 505 published vulnerabilities, 141 of them in the last 12 months. 2 are rated critical and 6 are listed by CISA as actively exploited.
CVEs505
Last 12 months141
Critical2
Actively exploited6
All vulnerabilities in the catalogue →⭐ Follow this technology
🔴 Actively exploited (CISA KEV)
| CVE | Severity | EPSS | Active exploitation | Published | Description |
|---|---|---|---|---|---|
| CVE-2009-0238 | High (8.8) | 43% | ⚠ Active exploitation | Feb 25, 2009 | Microsoft Office Excel 2000 SP3, 2002 SP3, 2003 SP3, and 2007 SP1; Excel Viewer 2003 Gold and SP3; Excel Viewer; Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1; and Excel in Microsoft Office… |
| CVE-2007-0671 | High (8.8) | 43% | ⚠ Active exploitation | Feb 3, 2007 | Unspecified vulnerability in Microsoft Excel 2000, XP, 2003, and 2004 for Mac, and possibly other Office products, allows remote user-assisted attackers to execute arbitrary code via unknown attack vectors, as… |
| CVE-2019-1297 | High (8.8) | 22% | ⚠ Active exploitation | Sep 11, 2019 | A remote code execution vulnerability exists in Microsoft Excel software when the software fails to properly handle objects in memory, aka 'Microsoft Excel Remote Code Execution Vulnerability'. |
| CVE-2009-3129 | High (7.8) | 84% | ⚠ Active exploitation | Nov 11, 2009 | Microsoft Office Excel 2002 SP3, 2003 SP3, and 2007 SP1 and SP2; Office 2004 and 2008 for Mac; Open XML File Format Converter for Mac; Office Excel Viewer 2003 SP3; Office Excel Viewer SP1 and SP2; and Office… |
| CVE-2016-7262 | High (7.8) | 58% | ⚠ Active exploitation | Dec 20, 2016 | Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel 2013 SP1, Excel 2013 RT SP1, Excel 2016, Office Compatibility Pack SP3, and Excel Viewer allow user-assisted remote attackers to execute arbitrary commands via a crafted… |
| CVE-2021-42292 | High (7.8) | 43% | ⚠ Active exploitation | Nov 10, 2021 | Microsoft Excel Security Feature Bypass Vulnerability |
Latest vulnerabilities
| CVE | Severity | EPSS | Active exploitation | Published | Description |
|---|---|---|---|---|---|
| CVE-2026-85875 | Medium (5.5) | 0.54% | — | Sep 8, 2026 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. |
| CVE-2026-81960 | High (7.8) | 0.47% | — | Sep 8, 2026 | Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-81959 | High (7.8) | 0.47% | — | Sep 8, 2026 | Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-81958 | Medium (5.5) | 0.54% | — | Sep 8, 2026 | Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. |
| CVE-2026-81957 | High (7.8) | 0.47% | — | Sep 8, 2026 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-81956 | High (7.8) | 0.47% | — | Sep 8, 2026 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-81954 | High (7.8) | 0.47% | — | Sep 8, 2026 | Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-81953 | High (7.8) | 0.47% | — | Sep 8, 2026 | Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-81951 | High (7.8) | 0.47% | — | Sep 8, 2026 | Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-81950 | High (7.8) | 0.47% | — | Sep 8, 2026 | Double free in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-81949 | High (7.8) | 0.47% | — | Sep 8, 2026 | Integer overflow or wraparound in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-81948 | High (7.8) | 0.47% | — | Sep 8, 2026 | Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-81947 | High (7.8) | 0.47% | — | Sep 8, 2026 | Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-81401 | Medium (5.5) | 0.54% | — | Sep 8, 2026 | Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. |
| CVE-2026-81400 | Medium (5.5) | 0.54% | — | Sep 8, 2026 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. |
| CVE-2026-81399 | Medium (5.5) | 0.54% | — | Sep 8, 2026 | Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. |
| CVE-2026-81398 | High (7.8) | 0.47% | — | Sep 8, 2026 | Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-81397 | High (7.8) | 0.47% | — | Sep 8, 2026 | Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-81396 | High (7.8) | 0.47% | — | Sep 8, 2026 | Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-81395 | Medium (5.5) | 0.54% | — | Sep 8, 2026 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. |
| CVE-2026-81394 | Medium (5.5) | 0.55% | — | Sep 8, 2026 | Exposure of sensitive system information to an unauthorized control sphere in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. |
| CVE-2026-81393 | Medium (5.5) | 0.54% | — | Sep 8, 2026 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. |
| CVE-2026-81392 | Medium (5.5) | 0.54% | — | Sep 8, 2026 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. |
| CVE-2026-81391 | Medium (5.5) | 0.54% | — | Sep 8, 2026 | Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. |
| CVE-2026-81390 | Medium (5.5) | 0.54% | — | Sep 8, 2026 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. |
| CVE-2026-81389 | High (7) | 0.37% | — | Sep 8, 2026 | Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-81388 | High (7.8) | 0.47% | — | Sep 8, 2026 | Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-81387 | Medium (5.5) | 0.55% | — | Sep 8, 2026 | Exposure of sensitive system information to an unauthorized control sphere in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. |
| CVE-2026-81386 | High (7.8) | 0.47% | — | Sep 8, 2026 | Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-78518 | High (8.8) | 0.86% | — | Sep 8, 2026 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code over a network. |
🎯 How it gets exploited (ATT&CK techniques)
Number of CVEs of this technology mapped to each exploitation or primary-impact technique.