How severe is CVE-2015-2379?

CVE-2015-2379 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2015-2379 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-2379?

CVE-2015-2379 primarily affects Microsoft Office. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-2379?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2015-2379 published?

CVE-2015-2379 was published on 2015-07-14 and last updated on 2026-06-17.

CVE-2015-2379

CVE-2015-2379 is a critical-severity vulnerability in Microsoft Office with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 14% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 14% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Microsoft Office
Published: 2015-07-14
Last modified: 2026-06-17

Description

Microsoft Word 2007 SP3, Office 2010 SP2, Word 2010 SP2, Word 2013 SP1, Word 2013 RT SP1, Office for Mac 2011, and Word Viewer allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted Office document, aka "Microsoft Office Memory Corruption Vulnerability."

Frequently asked questions

What is CVE-2015-2379?: Microsoft Word 2007 SP3, Office 2010 SP2, Word 2010 SP2, Word 2013 SP1, Word 2013 RT SP1, Office for Mac 2011, and Word Viewer allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted Office document, aka "Microsoft Office Memory Corruption Vulnerability."
How severe is CVE-2015-2379?: CVE-2015-2379 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2015-2379 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-2379?: CVE-2015-2379 primarily affects Microsoft Office. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-2379?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2015-2379 published?: CVE-2015-2379 was published on 2015-07-14 and last updated on 2026-06-17.

References

Affected products (7)

cpe:2.3:a:microsoft:office:2010:sp2:*:*:*:*:x64:*
cpe:2.3:a:microsoft:office:2010:sp2:*:*:*:*:x86:*
cpe:2.3:a:microsoft:office:2011:*:*:*:*:mac:*:*
cpe:2.3:a:microsoft:word:2007:sp3:*:*:*:*:*:*
cpe:2.3:a:microsoft:word:2013:sp1:*:*:*:*:*:*
cpe:2.3:a:microsoft:word:2013:sp1:*:*:rt:*:*:*
cpe:2.3:a:microsoft:word_viewer:*:*:*:*:*:*:*:*

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