CVE-2017-8570CISA KEV

Microsoft Office Remote Code Execution Vulnerability

Severity unknownCVSS unknownCheck the vendor advisory for fixed versions

CISA lists this Microsoft vulnerability as known exploited. Its MSRC release detail is outside this installation's collected history.

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CISA catalog record

A remote code execution vulnerability exists in Microsoft Office software when it fails to properly handle objects in memory.

Product: Office
Added to KEV: 25 Feb 2022
Federal remediation due: 25 Aug 2022
Known ransomware use: Not reported

Page history

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Field-level log (2)

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23 Oct 2026 · 09:33:49 UTC Source coverage: cisa-kevIncomplete → Current
23 Oct 2026 · 08:31:50 UTC Source coverage: cisa-kevCurrent → Incomplete

Explore global source statements, affected packages and advisory history for CVE-2017-8570. The catalog has a separate collection scope from Microsoft release records.

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Exploitation and risk

Source status

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CVE-2017-8570

Listed in CISA KEV · added 25 Feb 2022 · Microsoft · Office

A remote code execution vulnerability exists in Microsoft Office software when it fails to properly handle objects in memory.

CISA source

No EPSS score is available here for this CVE.

Saved 23 Oct 2026 16:01:26 UTC · View this risk record (JSON)

Risk history

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CVE-2017-8570 · 23 Oct 2026 16:01:26 UTC

Advisory history

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23 Oct 2026 15:48:27 UTC

Microsoft Office allows a remote code execution vulnerability due to the way that it handles objects in memory, aka "Microsoft Office Remote Code Execution Vulnerability". This CVE ID is unique from CVE-2017-0243.

cve-program · CVE-2017-8570 · Published