CVE-2026-80088: Microsoft Office Word Information Disclosure Vulnerability
Microsoft Office Word Information Disclosure Vulnerability
Other sources
Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.5569.1000Patch KB5002916 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.17932.20960 - Upgrade
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Fixed in 16.0.20326.20136 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.14334.20896 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.10417.20204
Event History
Frequently Asked Questions
What must an attacker do to exploit this vulnerability?
The attacker can exploit it over a network without prior privileges, but user interaction is required. The provided data does not specify the exact interaction or delivery mechanism.
What is the expected impact if exploitation succeeds?
Successful exploitation can disclose information. The supplied severity vector indicates high confidentiality impact, with no integrity or availability impact.
Which Office deployments are identified as affected?
The listed affected products include Office 2016, Microsoft 365 Apps for Enterprise, Office 365 for Mac, Office LTSC 2021 for 32-bit and 64-bit editions, Office LTSC for Mac 2021, Office LTSC 2024 for 32-bit editions, and Office LTSC for Mac 2024.