CVE-2026-44822
HIGH severity · CVSS 8.2 · Out-of-bounds read
8.2CVSS HIGH
Summary
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactLow
Availability impactNone
Exploit probability (EPSS)1%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.