SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2014-6357

Use-after-free vulnerability in Microsoft Office 2010 SP2, Office 2013 Gold and SP1, Office 2013 RT Gold and SP1, Office for Mac 2011, Word Viewer, Office Compatibility Pack SP3, Word Automation Services on SharePoint Server 2010 SP2 and 2013 Gold and…

HIGH 9.3EPSS 19.4%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 19.4%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.

Description

Use-after-free vulnerability in Microsoft Office 2010 SP2, Office 2013 Gold and SP1, Office 2013 RT Gold and SP1, Office for Mac 2011, Word Viewer, Office Compatibility Pack SP3, Word Automation Services on SharePoint Server 2010 SP2 and 2013 Gold and SP1, and Office Web Apps 2010 SP2 and 2013 Gold and SP1 allows remote attackers to execute arbitrary code via a crafted Office document, aka "Use After Free Word Remote Code Execution Vulnerability."

CVSS 2.0
9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS
19.38% probability · 97th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
microsoft/office · microsoft/office compatibility pack · microsoft/sharepoint server · microsoft/web applications · microsoft/word viewer
Source
secure@microsoft.com
EPSS trend
0%10%20%12 October 2026: 19.38%4 November 2026: 19.38%12 October 20264 November 2026

EPSS moved from 19.4% on 12 October 2026 to 19.4% on 4 November 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.