How severe is CVE-2015-2440?

CVE-2015-2440 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2015-2440 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-2440?

CVE-2015-2440 primarily affects Microsoft Xml Core Services. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-2440?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2015-2440 published?

CVE-2015-2440 was published on 2015-08-15 and last updated on 2026-06-17.

CVE-2015-2440

CVE-2015-2440 is a medium-severity vulnerability in Microsoft Xml Core Services with a CVSS 2.0 base score of 4.3. Its EPSS exploit-prediction score of 19% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 19% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Microsoft Xml Core Services
Published: 2015-08-15
Last modified: 2026-06-17

Description

Microsoft XML Core Services 3.0, 5.0, and 6.0 allows remote attackers to bypass the ASLR protection mechanism via a crafted web site, aka "MSXML Information Disclosure Vulnerability."

Frequently asked questions

What is CVE-2015-2440?: Microsoft XML Core Services 3.0, 5.0, and 6.0 allows remote attackers to bypass the ASLR protection mechanism via a crafted web site, aka "MSXML Information Disclosure Vulnerability."
How severe is CVE-2015-2440?: CVE-2015-2440 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2015-2440 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-2440?: CVE-2015-2440 primarily affects Microsoft Xml Core Services. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-2440?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-2440 published?: CVE-2015-2440 was published on 2015-08-15 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:microsoft:xml_core_services:3.0:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:xml_core_services:5.0:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:xml_core_services:6.0:*:*:*:*:*:*:*

More vulnerabilities in Microsoft Xml Core Services

CVE-2013-0007 — Critical (CVSS 9.3): Microsoft XML Core Services (aka MSXML) 4.0, 5.0, and 6.0 does not properly parse XML content, which allows remote…
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CVE-2007-2223 — Critical (CVSS 9.3): Microsoft XML Core Services (MSXML) 3.0 through 6.0 allows remote attackers to execute arbitrary code via the…
CVE-2007-0099 — Critical (CVSS 9.3): Race condition in the msxml3 module in Microsoft XML Core Services 3.0, as used in Internet Explorer 6 and other…
CVE-2016-0147 — High (CVSS 8.8): Microsoft XML Core Services 3.0 allows remote attackers to execute arbitrary code via a crafted web site, aka "MSXML…
CVE-2013-0006 — High (CVSS 8.8): Microsoft XML Core Services (aka MSXML) 3.0, 5.0, and 6.0 does not properly parse XML content, which allows remote…

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