PT-2026-58584 · Microsoft · Office Excel
CVE-2026-55141
·
Published
2026-07-14
·
Updated
2026-07-15
CVSS v3.1
7.8
High
| Vector | AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Microsoft Office Excel (affected versions not specified)
Description
A stack-based buffer overflow exists in Microsoft Office Excel, which could allow an unauthorized attacker to execute code locally. This issue can be triggered when a user opens a specially crafted workbook.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
DoS
RCE
Stack Overflow
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Weakness Enumeration
Related Identifiers
Affected Products
Office Excel