PT-2026-58541 · Microsoft · Office Excel
CVE-2026-55036
·
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 buffer over-read exists in Microsoft Office Excel, which could allow an unauthorized attacker to execute code locally. A buffer over-read occurs when a program reads more data from a buffer than it is intended to, potentially exposing sensitive information or leading to crashes and code execution.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
DoS
RCE
Buffer Over-read
Found an issue in the description? Have something to add? Feel free to write us 👾
Weakness Enumeration
Related Identifiers
Affected Products
Office Excel