CVE-2026-44822
HIGH EPSS 40.1%
Published Jun 9, 20262w ago · Modified Jun 19, 20261w ago
8.2 CVSS 3.1
Published Jun 9, 2026 2w ago
Last Modified Jun 19, 2026 1w ago
Description
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity Low
Availability None
Threat Intelligence
EPSS Exploit Probability
40.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-125 Out-of-bounds Read Memory Safety
Affected Products 14
| Vendor | Product | Version | Range |
|---|---|---|---|
| microsoft | 365_apps | * | any |
| microsoft | 365_apps | * | any |
| microsoft | excel | 2016 | any |
| microsoft | excel | 2016 | any |
| microsoft | microsoft_365 | * | any |
| microsoft | office_2019 | * | any |
| microsoft | office_2019 | * | any |
| microsoft | office_2021 | * | any |
| microsoft | office_2021 | * | any |
| microsoft | office_2021 | * | any |
| microsoft | office_2024 | * | any |
| microsoft | office_2024 | * | any |
| microsoft | office_2024 | * | any |
| microsoft | office_online_server | * | any |
References 1
- msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44822
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.