CVE-2026-26110
Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.
Published Mar 10, 2026 · updated Jun 17, 2026 · microsoft 365 apps
Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Mar 10, 2026 · NIST NVD
Detected
Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.
Jun 17, 2026 · NIST NVD
Updated
Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.
Affected
- cpe microsoft/365 appsversion unspecified
- cpe microsoft/365 copilotversion unspecified
- cpe microsoft/office2016
- cpe microsoft/office2019
- cpe microsoft/office long term servicing channel2021
Sources
- CVE.orgVulnerability recordCVE-2026-26110
Official CVE identifier
cve.org - NIST NVDVulnerability recordCVE-2026-26110
Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd.nist.gov