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CVE-2013-3159

19
FAUCET Score

CVE-2013-3159 is an XML External Entity (XXE) vulnerability affecting Microsoft Excel 2003, 2007, and 2010, Excel Viewer, and Office Compatibility Pack. This flaw allows remote attackers to read arbitrary files by crafting an XML document with an external entity declaration. The vulnerability has a CVSS score of 4.3, indicating a medium attack complexity and potential for partial confidentiality impact, but no integrity or availability impact. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2003CPE matchmatch criteria
cpe:2.3:a:microsoft:excel:2003:sp3:*:*:*:*:*:*
2007CPE matchmatch criteria
cpe:2.3:a:microsoft:excel:2007:sp3:*:*:*:*:*:*
2010CPE matchmatch criteria
cpe:2.3:a:microsoft:excel:2010:sp1:*:*:*:*:x64:*
2010CPE matchmatch criteria
cpe:2.3:a:microsoft:excel:2010:sp1:*:*:*:x86:*:*
2010CPE matchmatch criteria
cpe:2.3:a:microsoft:excel:2010:sp2:*:*:*:*:x64:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

AV:N/AC:M/Au:N/C:P/I:N/A:N

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
15.93%
Probability of exploitation in next 30 days
EPSS Percentile
96.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.1593 is in the 97th percentile among its peer group of 19,958 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

docs.microsoft.com / en-us/security-updates/securitybulletins/2013/ms13-073
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18686
us-cert.gov / ncas/alerts/TA13-253A
US Government Resource