CVE-2026-63530
Microsoft Office Word Information Disclosure vulnerability
MSRC advisory August 11, 2026
Alert details
- Source feed
- Microsoft MSRC
- CVE ID
- CVE-2026-63530
- Affected products
- Microsoft Office Word Information Disclosure · Microsoft Microsoft Office Word Information Disclosure · Microsoft
What happened
Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information locally.
What it means for your business
Microsoft Office Word Information Disclosure vulnerability (CVE-2026-63530) was added to Microsoft’s security update guidance. Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information locally. If you need help checking exposure, call (864) 335-9223.
Sources
Related briefs
Microsoft Office Word Information Disclosure vulnerability
Microsoft Office Word Information Disclosure vulnerability (CVE-2026-83951) was added to Microsoft’s security update guidance. <p>Buffer over-read in Microsoft Office Word allows an unauthorized attacker to disclose information locally.</p> If you need help checking exposure, call (864) 335-9223.
Microsoft Office Word Information Disclosure vulnerability
Microsoft Office Word Information Disclosure vulnerability (CVE-2026-83949) was added to Microsoft’s security update guidance. <p>Buffer over-read in Microsoft Office Word allows an unauthorized attacker to disclose information locally.</p> If you need help checking exposure, call (864) 335-9223.
Microsoft Edge (Chromium-based) Elevation of Privilege vulnerability
Microsoft Edge (Chromium-based) Elevation of Privilege vulnerability (CVE-2026-85892) was added to Microsoft’s security update guidance. <p>Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Edge (Chromium-based) allows an authorized attacker to elevate privileges locally.</p> If you need help checking exposure, call (864) 335-9223.
Use after free in WebGL in Microsoft Edge vulnerability
Use after free in WebGL in Microsoft Edge vulnerability (CVE-2026-84352) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
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