CVE NVD 16d ago

Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

Read at NIST National Vulnerability Database (CVE API 2.0)

Vendor: Microsoft
Product: office, outlook
CVSS: 7.5
EPSS: 0.005 (p41)
Exposure class: Collaboration

Why it ranks 27 (Notable)

CVSS 7.5 high
Product class: collaboration
Widely deployed vendor product (Microsoft)
Covered by 2 independent sources
Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.

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Advisory MSRC 16d ago

CVE-2026-108448 Microsoft Office Outlook Remote Code Execution Vulnerability

CVE-2026-108448 Microsoft

Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

Links

Related coverage

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

CVE-2026-108448 Microsoft Office Outlook Remote Code Execution Vulnerability

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