CVE-2026-68803
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Scoring
- Severity
- HIGH
- CVSS base score
- 7.8
- CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
- EPSS probability
- 0.30%
- CWE
- CWE-843
- Published
- 2026-08-11
- Last modified
- 2026-09-16
Affected products
- Microsoft Microsoft 365 Apps for Enterprise
- Microsoft Microsoft Excel 2016
- Microsoft Microsoft Office 2019
- Microsoft Microsoft Office 365 for Mac
- Microsoft Microsoft Office LTSC 2021
- Microsoft Microsoft Office LTSC 2024
- Microsoft Microsoft Office LTSC for Mac 2021
- Microsoft Microsoft Office LTSC for Mac 2024
Weakness type
Related vulnerabilities
- CVE-2025-6554 — Type confusion in V8 in Google Chrome prior to 138.0.7204.96 allowed a remote attacker to perform arbitrary read/write v
- CVE-2025-10585 — Type confusion in V8 in Google Chrome prior to 140.0.7339.185 allowed a remote attacker to potentially exploit heap corr
- CVE-2026-85046 — Type confusion in V8 in Google Chrome prior to 152.0.7977.82 allowed a remote attacker to execute arbitrary code inside
- CVE-2026-78904 — Type confusion in ANGLE in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to potentially execute arbitra
- CVE-2026-87528 — Type confusion in Rust in Google Chrome on on Windows prior to 153.0.8010.36 allowed a remote attacker to potentially ex
- CVE-2026-17697 — Type Confusion in ANGLE in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to potentially perform a sandb
- CVE-2026-17687 — Type Confusion in ANGLE in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the render
- CVE-2026-14423 — Type Confusion in Tint in Google Chrome prior to 150.0.7871.46 allowed a remote attacker to potentially perform a sandbo