No exploitation reported

CVE-2016-3278

No exploitation reported by the sources we read.

Published2016-07-13
WeaknessCWE-119

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Microsoft Outlook 2010 SP2, 2013 SP1, 2013 RT SP1, and 2016 allows remote attackers to execute arbitrary code via a crafted Office document, aka "Microsoft Office Memory Corruption Vulnerability."

Timeline

dates in UTC

2016-07-1301:59CVE publishedNVD
2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2016-3278?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2016-3278?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Microsoft outlook

Branch	Affected	Fixed in	Source
2010.x	= 2010	no fix published	NVD
2013.x	= 2013	no fix published	NVD
2016.x	= 2016	no fix published	NVD

Microsoft outlook rt

Branch	Affected	Fixed in	Source
2013.x	= 2013	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.07.8read 2026-10-23
NVDCVSS 2.09.3read 2026-10-23
NVDweakness (CWE)CWE-119read 2026-10-23
FIRST EPSSEPSS score20.4 %read 2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published: 2016-07-13
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2016-3278?

Microsoft Outlook 2010 SP2, 2013 SP1, 2013 RT SP1, and 2016 allows remote attackers to execute arbitrary code via a crafted Office document, aka "Microsoft Office Memory Corruption Vulnerability."

Is CVE-2016-3278 actively exploited?

Active exploitation of CVE-2016-3278 has not been confirmed. Its EPSS score was 20.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2016-3278?

CVE-2016-3278 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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