Product by Microsoft
Office Long Term Servicing Channel
366 known vulnerabilities in Office Long Term Servicing Channel (Microsoft), 7 of them actively exploited (CISA KEV).
Key figures
366
Vulnerabilities
7
Actively exploited (KEV)
0
Used by ransomware
10
Critical
Vulnerabilities
Actively exploited vulnerabilities (CISA KEV) first, then by priority.
| Severity | CVE | Title | CVSS | Published |
|---|---|---|---|---|
| Critical | CVE-2024-21413 | Microsoft Outlook Remote Code Execution Vulnerability In CISA KEV | 9.8 | |
| Critical | CVE-2026-21509 | Microsoft Office Security Feature Bypass Vulnerability In CISA KEV | 7.8 | |
| Critical | CVE-2023-23397 | Microsoft Outlook Elevation of Privilege Vulnerability In CISA KEV | 9.8 | |
| Critical | CVE-2024-38189 | Microsoft Project Remote Code Execution Vulnerability In CISA KEV | 8.8 | |
| Critical | CVE-2023-36761 | Microsoft Word Information Disclosure Vulnerability In CISA KEV | 6.5 | |
| Critical | CVE-2024-38226 | Microsoft Publisher Security Feature Bypass Vulnerability In CISA KEV | 7.3 | |
| Critical | CVE-2026-21514 | Microsoft Word Security Feature Bypass Vulnerability In CISA KEV | 7.8 | |
| Critical | CVE-2025-60724 | GDI+ Remote Code Execution Vulnerability | 9.8 | |
| Critical | CVE-2023-21716 | Microsoft Word Remote Code Execution Vulnerability | 9.8 | |
| High | CVE-2024-21378 | Microsoft Outlook Remote Code Execution Vulnerability | 8.8 | |
| High | CVE-2023-36041 | Microsoft Excel Remote Code Execution Vulnerability | 7.8 | |
| High | CVE-2023-32029 | Microsoft Excel Remote Code Execution Vulnerability | 7.8 | |
| High | CVE-2023-33133 | Microsoft Excel Remote Code Execution Vulnerability | 7.8 | |
| High | CVE-2026-21511 | Microsoft Outlook Spoofing Vulnerability | 7.5 | |
| High | CVE-2022-35742 | Microsoft Outlook Denial of Service Vulnerability | 7.5 | |
| High | CVE-2023-33131 | Microsoft Outlook Remote Code Execution Vulnerability | 8.8 | |
| High | CVE-2024-43504 | Microsoft Excel Remote Code Execution Vulnerability | 7.8 | |
| High | CVE-2025-47994 | Microsoft Office Elevation of Privilege Vulnerability | 7.8 | |
| High | CVE-2025-30388 | Windows Graphics Component Remote Code Execution Vulnerability | 7.8 | |
| Medium | CVE-2024-38200 | Microsoft Office Spoofing Vulnerability | 6.5 | |
| Medium | CVE-2023-36413 | Microsoft Office Security Feature Bypass Vulnerability | 6.5 | |
| High | CVE-2024-38021 | Microsoft Outlook Remote Code Execution Vulnerability | 8.8 | |
| High | CVE-2024-30103 | Microsoft Outlook Remote Code Execution Vulnerability | 8.8 | |
| Medium | CVE-2023-35636 | Microsoft Outlook Information Disclosure Vulnerability | 6.5 | |
| High | CVE-2021-40480 | Microsoft Office Visio Remote Code Execution Vulnerability | 7.8 |