CVE-2026-88153

MediumCVSS 6.5/10Last modified Oct 14, 2026

Description

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-125

Affected software

No affected versions have been published.

Timeline

Published
Oct 13, 2026
Last modified
Oct 14, 2026
NVD status
Analyzed

Related CVEs from 2026

CVE-2026-881546.5Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.CVE-2026-881558.8Heap-based buffer overflow in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.CVE-2026-881569.8Stack-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.CVE-2026-881578.8Heap-based buffer overflow in OpenSSH for Windows allows an unauthorized attacker to execute code over a network.CVE-2026-881585.5Out-of-bounds read in Microsoft Digest Authentication allows an authorized attacker to disclose information locally.CVE-2026-881598.8Use after free in Windows Background Intelligent Transfer Service (BITS) allows an unauthorized attacker to execute code over a network.CVE-2026-881607.0Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Windows Search Component allows an CVE-2026-881617.0Use after free in Windows Local Security Authority (LSA) allows an authorized attacker to elevate privileges locally.CVE-2026-881625.5Improper authorization in Windows Encrypting File System (EFS) allows an authorized attacker to perform tampering locally.CVE-2026-881638.8Integer overflow or wraparound in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.CVE-2026-881648.8Missing authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.CVE-2026-881658.8Out-of-bounds write in Active Directory Domain Services allows an authorized attacker to execute code over a network.
CVE-2026-88153: Medium severity, CVSS 6.5 | Vulnix