CVE-2015-2378

CVE-2015-2378 is a medium-severity vulnerability in Microsoft Excel with a CVSS 2.0 base score of 6.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Untrusted search path vulnerability in Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel Viewer 2007 SP3, and Office Compatibility Pack SP3 allows local users to gain privileges via a Trojan horse DLL in the current working directory, aka "Microsoft Excel DLL Remote Code Execution Vulnerability."

Frequently asked questions

What is CVE-2015-2378?
Untrusted search path vulnerability in Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel Viewer 2007 SP3, and Office Compatibility Pack SP3 allows local users to gain privileges via a Trojan horse DLL in the current working directory, aka "Microsoft Excel DLL Remote Code Execution Vulnerability."
How severe is CVE-2015-2378?
CVE-2015-2378 has a CVSS 2.0 base score of 6.9, rated medium severity.
Is CVE-2015-2378 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-2378?
CVE-2015-2378 primarily affects Microsoft Excel. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-2378?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-2378 published?
CVE-2015-2378 was published on 2015-07-14 and last updated on 2026-06-17.

References

Affected products (5)

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