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Severe, 6 weeks1496Projects326

1496 severe, 6 weeks · 326 projects

MicrosoftCVE-2026-62842

Microsoft Office: out-of-bounds read

Microsoft

CVE-2026-62842 · Published Aug 11, 2026 · updated Aug 13, 2026

Medium5.5
Fix: upgrade to 16.112.26081010 or later
Microsoft advisory

Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.

Affected versions

PackageAffectedFixed in
Microsoft 365 Apps for Enterprise
Product
>= 16.0.1, < https://aka.ms/OfficeSecurityReleaseshttps://aka.ms/OfficeSecurityReleases
Microsoft Office 2019
Product
>= 19.0.0, < https://aka.ms/OfficeSecurityReleaseshttps://aka.ms/OfficeSecurityReleases
Microsoft Office 365 for Mac
Product
>= 1.0.0, < 16.112.2608101016.112.26081010
Microsoft Office LTSC 2021
Product
>= 16.0.1, < https://aka.ms/OfficeSecurityReleaseshttps://aka.ms/OfficeSecurityReleases
Microsoft Office LTSC 2024
Product
>= 16.0.0, < https://aka.ms/OfficeSecurityReleaseshttps://aka.ms/OfficeSecurityReleases
Microsoft Office LTSC for Mac 2021
Product
>= 16.0.1, < 16.112.2608101016.112.26081010
Microsoft Office LTSC for Mac 2024
Product
>= 16.0.0, < 16.112.2608101016.112.26081010
Details and references
CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-125

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