Microsoft Office Long Term Servicing Channel
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By the Year
In 2026 there have been 0 vulnerabilities in Microsoft Office Long Term Servicing Channel. Last year, in 2025 Office Long Term Servicing Channel had 98 security vulnerabilities published. Right now, Office Long Term Servicing Channel is on track to have less security vulnerabilities in 2026 than it did last year.
| Year | Vulnerabilities | Average Score |
|---|---|---|
| 2026 | 0 | 0.00 |
| 2025 | 98 | 7.81 |
| 2024 | 37 | 7.68 |
| 2023 | 45 | 7.49 |
| 2022 | 19 | 7.10 |
| 2021 | 11 | 7.37 |
It may take a day or so for new Office Long Term Servicing Channel vulnerabilities to show up in the stats or in the list of recent security vulnerabilities. Additionally vulnerabilities may be tagged under a different product or component name.
Recent Microsoft Office Long Term Servicing Channel Security Vulnerabilities
Aug 2025: Microsoft Word Remote Code Execution Vulnerability
CVE-2025-53733
8.4 - High
- August 12, 2025
Incorrect conversion between numeric types in Microsoft Office Word allows an unauthorized attacker to execute code locally.
Incorrect Conversion between Numeric Types
Aug 2025: Microsoft Word Information Disclosure Vulnerability
CVE-2025-53736
6.8 - Medium
- August 12, 2025
Buffer over-read in Microsoft Office Word allows an unauthorized attacker to disclose information locally.
Buffer Over-read
Aug 2025: Microsoft Word Remote Code Execution Vulnerability
CVE-2025-53738
7.8 - High
- August 12, 2025
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
Dangling pointer
Aug 2025: Microsoft Word Remote Code Execution Vulnerability
CVE-2025-53784
8.4 - High
- August 12, 2025
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
Dangling pointer
Aug 2025: Microsoft Office Visio Remote Code Execution Vulnerability
CVE-2025-53730
7.8 - High
- August 12, 2025
Use after free in Microsoft Office Visio allows an unauthorized attacker to execute code locally.
Dangling pointer
Aug 2025: Microsoft Office Remote Code Execution Vulnerability
CVE-2025-53731
8.4 - High
- August 12, 2025
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Dangling pointer
Aug 2025: Microsoft Office Visio Remote Code Execution Vulnerability
CVE-2025-53734
7.8 - High
- August 12, 2025
Use after free in Microsoft Office Visio allows an unauthorized attacker to execute code locally.
Dangling pointer
Aug 2025: Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-53735
7.8 - High
- August 12, 2025
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Dangling pointer
Aug 2025: Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-53737
7.8 - High
- August 12, 2025
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Heap-based Buffer Overflow
Aug 2025: Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-53739
7.8 - High
- August 12, 2025
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Object Type Confusion
Aug 2025: Microsoft Office Remote Code Execution Vulnerability
CVE-2025-53740
8.4 - High
- August 12, 2025
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Dangling pointer
Aug 2025: Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-53741
7.8 - High
- August 12, 2025
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Heap-based Buffer Overflow
Aug 2025: Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-53759
7.8 - High
- August 12, 2025
Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Use of Uninitialized Resource
Aug 2025: Microsoft PowerPoint Remote Code Execution Vulnerability
CVE-2025-53761
7.8 - High
- August 12, 2025
Use after free in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally.
Dangling pointer
Jul 2025: Microsoft Office Remote Code Execution Vulnerability
CVE-2025-49702
7.8 - High
- July 08, 2025
Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.
Object Type Confusion
Jul 2025: Microsoft Word Remote Code Execution Vulnerability
CVE-2025-49703
7.8 - High
- July 08, 2025
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
Dangling pointer
Jul 2025: Microsoft PowerPoint Remote Code Execution Vulnerability
CVE-2025-49705
7.8 - High
- July 08, 2025
Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally.
Heap-based Buffer Overflow
Jul 2025: Microsoft Excel Information Disclosure Vulnerability
CVE-2025-48812
5.5 - Medium
- July 08, 2025
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
Out-of-bounds Read
Jul 2025: Microsoft Office Remote Code Execution Vulnerability
CVE-2025-49695
8.4 - High
- July 08, 2025
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Dangling pointer
Jul 2025: Microsoft Office Remote Code Execution Vulnerability
CVE-2025-49696
8.4 - High
- July 08, 2025
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally.
Out-of-bounds Read
Jul 2025: Microsoft Office Remote Code Execution Vulnerability
CVE-2025-49697
8.4 - High
- July 08, 2025
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
Heap-based Buffer Overflow
Jul 2025: Microsoft Word Remote Code Execution Vulnerability
CVE-2025-49698
7.8 - High
- July 08, 2025
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
Dangling pointer
Jul 2025: Microsoft Office Remote Code Execution Vulnerability
CVE-2025-49699
7 - High
- July 08, 2025
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Dangling pointer
Jul 2025: Microsoft Word Remote Code Execution Vulnerability
CVE-2025-49700
7.8 - High
- July 08, 2025
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
Dangling pointer
Jul 2025: Microsoft Office Elevation of Privilege Vulnerability
CVE-2025-47994
7.8 - High
- July 08, 2025
Deserialization of untrusted data in Microsoft Office allows an unauthorized attacker to elevate privileges locally.
Marshaling, Unmarshaling
Jul 2025: Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-49711
7.8 - High
- July 08, 2025
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Dangling pointer
Jun 2025: Microsoft Word Remote Code Execution Vulnerability
CVE-2025-47957
8.4 - High
- June 10, 2025
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
Dangling pointer
Jun 2025: Microsoft Office Remote Code Execution Vulnerability
CVE-2025-47953
8.4 - High
- June 10, 2025
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Improper Restriction of Names for Files and Other Resources
Jun 2025: Microsoft Outlook Remote Code Execution Vulnerability
CVE-2025-47176
7.8 - High
- June 10, 2025
'.../...//' in Microsoft Office Outlook allows an authorized attacker to execute code locally.
Path Traversal: '.../...//'
Jun 2025: Microsoft PowerPoint Remote Code Execution Vulnerability
CVE-2025-47175
7.8 - High
- June 10, 2025
Use after free in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally.
Dangling pointer
Jun 2025: Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-47174
7.8 - High
- June 10, 2025
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Heap-based Buffer Overflow
Jun 2025: Microsoft Office Remote Code Execution Vulnerability
CVE-2025-47173
7.8 - High
- June 10, 2025
Improper input validation in Microsoft Office allows an unauthorized attacker to execute code locally.
Improper Restriction of Names for Files and Other Resources
Jun 2025: Microsoft Outlook Remote Code Execution Vulnerability
CVE-2025-47171
6.7 - Medium
- June 10, 2025
Improper input validation in Microsoft Office Outlook allows an authorized attacker to execute code locally.
Improper Input Validation
Jun 2025: Microsoft Word Remote Code Execution Vulnerability
CVE-2025-47170
7.8 - High
- June 10, 2025
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
Dangling pointer
Jun 2025: Microsoft Word Remote Code Execution Vulnerability
CVE-2025-47169
7.8 - High
- June 10, 2025
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.
Heap-based Buffer Overflow
Jun 2025: Microsoft Word Remote Code Execution Vulnerability
CVE-2025-47168
7.8 - High
- June 10, 2025
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
Dangling pointer
Jun 2025: Microsoft Office Remote Code Execution Vulnerability
CVE-2025-47167
8.4 - High
- June 10, 2025
Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.
Object Type Confusion
Jun 2025: Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-47165
7.8 - High
- June 10, 2025
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Dangling pointer
Jun 2025: Microsoft Office Remote Code Execution Vulnerability
CVE-2025-47164
8.4 - High
- June 10, 2025
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Dangling pointer
Jun 2025: Microsoft Office Remote Code Execution Vulnerability
CVE-2025-47162
8.4 - High
- June 10, 2025
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
Heap-based Buffer Overflow
May 2025: Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-30376
7.8 - High
- May 13, 2025
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Heap-based Buffer Overflow
May 2025: Microsoft Office Remote Code Execution Vulnerability
CVE-2025-30377
8.4 - High
- May 13, 2025
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Dangling pointer
May 2025: Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-30379
7.8 - High
- May 13, 2025
Release of invalid pointer or reference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Release of Invalid Pointer or Reference
May 2025: Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-30381
7.8 - High
- May 13, 2025
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Out-of-bounds Read
May 2025: Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-30383
7.8 - High
- May 13, 2025
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Object Type Confusion
May 2025: Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-32704
8.4 - High
- May 13, 2025
Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Buffer Over-read
May 2025: Microsoft Office Remote Code Execution Vulnerability
CVE-2025-30386
8.4 - High
- May 13, 2025
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Dangling pointer
May 2025: Windows Graphics Component Remote Code Execution Vulnerability
CVE-2025-30388
7.8 - High
- May 13, 2025
Heap-based buffer overflow in Windows Win32K - GRFX allows an unauthorized attacker to execute code locally.
Heap-based Buffer Overflow
May 2025: Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-30393
7.8 - High
- May 13, 2025
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Dangling pointer
May 2025: Microsoft Outlook Remote Code Execution Vulnerability
CVE-2025-32705
7.8 - High
- May 13, 2025
Out-of-bounds read in Microsoft Office Outlook allows an unauthorized attacker to execute code locally.
Out-of-bounds Read
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