High 7.8Known exploited (CISA KEV)Published May 12, 2017

CVE-2017-0261Microsoft Office 2010 SP2, Office 2013 SP1, and Office 2016 allow a remote code execution vulnerability when the software fails to properly handle objects in memory, aka "Office Remote Code Execution…

Updated under an hour ago (2026-10-19 06:10 UTC)

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It affects Microsoft Corporation Microsoft Office. Add what you run to find out whether that includes you.

CISA lists it as known exploited since Mar 3, 2022; federal agencies had to remediate by Mar 24, 2022. Treat that date as your deadline.

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Every CVE for Microsoft Corporation Microsoft Office

Exploited in the last 30 days

Microsoft Office 2010 SP2, Office 2013 SP1, and Office 2016 allow a remote code execution vulnerability when the software fails to properly handle objects in memory, aka "Office Remote Code Execution Vulnerability". This CVE ID is unique from CVE-2017-0262 and CVE-2017-0281.

CVSS: 7.8 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-416
Known exploited: Added to CISA KEV Mar 3, 2022; federal remediation due Mar 24, 2022Apply updates per vendor instructions.
EPSS (exploitation in the next 30 days): 78.13% (percentile 100)
Assigned by: microsoft
NVD analysis: Analyzed
Record last updated: Oct 21, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Microsoft Corporation Microsoft Office microsoft:office (from the name)	Microsoft Office 2010 SP2, Office 2013 SP1, and Office 2016	CNA record
microsoft office microsoft:office	2010; 2013; 2016	NVD

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0261x-refsource-confirm, patch, vendor-advisory
http://www.securityfocus.com/bid/98104vdb-entry, x-refsource-bid, broken-link, third-party-advisory
http://www.securitytracker.com/id/1038444vdb-entry, x-refsource-sectrack, broken-link, third-party-advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-0261us-government-resource

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.