CVE-2026-68797
Microsoft Excel Information Disclosure vulnerability
MSRC advisory August 11, 2026
Alert details
- Source feed
- Microsoft MSRC
- CVE ID
- CVE-2026-68797
- Affected products
- Microsoft Excel Information Disclosure · Microsoft Microsoft Excel Information Disclosure · Microsoft
What happened
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
What it means for your business
Microsoft Excel Information Disclosure vulnerability (CVE-2026-68797) was added to Microsoft’s security update guidance. Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. If you need help checking exposure, call (864) 335-9223.
Sources
Related briefs
Microsoft Excel Information Disclosure vulnerability
Microsoft Excel Information Disclosure vulnerability (CVE-2026-70328) was added to Microsoft’s security update guidance. Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network. If you need help checking exposure, call (864) 335-9223.
Microsoft Excel Information Disclosure vulnerability
Microsoft Excel Information Disclosure vulnerability (CVE-2026-70327) was added to Microsoft’s security update guidance. Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network. If you need help checking exposure, call (864) 335-9223.
Microsoft Excel Information Disclosure vulnerability
Microsoft Excel Information Disclosure vulnerability (CVE-2026-70318) was added to Microsoft’s security update guidance. Improper input validation in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. If you need help checking exposure, call (864) 335-9223.
Microsoft PowerShell Security Feature Bypass vulnerability
Microsoft PowerShell Security Feature Bypass vulnerability (CVE-2026-70338) was added to Microsoft’s security update guidance. Acknowledgement Updated If you need help checking exposure, call (864) 335-9223.
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