Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Project Subscriptions
| Vendors | Products |
|---|---|
|
Microsoft
Subscribe
|
365 Apps
Subscribe
Excel 2016
Subscribe
Microsoft Office 365 For Mac
Subscribe
Microsoft Office Ltsc 2021
Subscribe
Microsoft Office Ltsc 2024
Subscribe
Microsoft Office Ltsc For Mac 2021
Subscribe
Microsoft Office Ltsc For Mac 2024
Subscribe
Office 2019
Subscribe
Office 2021
Subscribe
Office 2024
Subscribe
Office 365
Subscribe
Office Macos 2021
Subscribe
Office Macos 2024
Subscribe
Office Online Server
Subscribe
|
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Wed, 15 Jul 2026 16:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Microsoft microsoft Office 365 For Mac
Microsoft microsoft Office Ltsc 2021 Microsoft microsoft Office Ltsc 2024 Microsoft microsoft Office Ltsc For Mac 2021 Microsoft microsoft Office Ltsc For Mac 2024 Microsoft office Online Server |
|
| Vendors & Products |
Microsoft microsoft Office 365 For Mac
Microsoft microsoft Office Ltsc 2021 Microsoft microsoft Office Ltsc 2024 Microsoft microsoft Office Ltsc For Mac 2021 Microsoft microsoft Office Ltsc For Mac 2024 Microsoft office Online Server |
Tue, 14 Jul 2026 17:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | |
| Title | Microsoft Excel Remote Code Execution Vulnerability | |
| First Time appeared |
Microsoft
Microsoft 365 Apps Microsoft excel 2016 Microsoft office 2019 Microsoft office 2021 Microsoft office 2024 Microsoft office 365 Microsoft office Macos 2021 Microsoft office Macos 2024 |
|
| Weaknesses | CWE-122 | |
| CPEs | cpe:2.3:a:microsoft:365_apps:*:*:*:*:enterprise:*:*:* cpe:2.3:a:microsoft:excel_2016:*:*:*:*:*:*:x86:* cpe:2.3:a:microsoft:office_2019:*:*:*:*:*:*:*:* cpe:2.3:a:microsoft:office_2021:*:*:*:*:long_term_servicing_channel:*:*:* cpe:2.3:a:microsoft:office_2021:*:*:*:*:ltsc:*:*:* cpe:2.3:a:microsoft:office_2024:*:*:*:*:long_term_servicing_channel:*:*:* cpe:2.3:a:microsoft:office_365:*:*:*:*:*:macos:*:* cpe:2.3:a:microsoft:office_macos_2021:*:*:*:*:*:long_term_servicing_channel:*:* cpe:2.3:a:microsoft:office_macos_2024:*:*:*:*:*:long_term_servicing_channel:*:* |
|
| Vendors & Products |
Microsoft
Microsoft 365 Apps Microsoft excel 2016 Microsoft office 2019 Microsoft office 2021 Microsoft office 2024 Microsoft office 365 Microsoft office Macos 2021 Microsoft office Macos 2024 |
|
| References |
| |
| Metrics |
cvssV3_1
|
Projects
Sign in to view the affected projects.
Status: PUBLISHED
Assigner: microsoft
Published:
Updated: 2026-07-15T18:35:29.051Z
Reserved: 2026-06-16T15:03:49.681Z
Link: CVE-2026-55137
No data.
No data.
No data.
OpenCVE Enrichment
Updated: 2026-07-15T16:00:13Z
Weaknesses