CVE-2009-1043

Name: CVE-2009-1043
Creator: NVD / NIST
Published: 2009-03-23T14:19:12.563+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 30.57%

Last modified Jun 16, 2026

CVE-2009-1043 is a vulnerability of currently unknown severity. Unspecified vulnerability in Microsoft Internet Explorer 8 on Windows 7 allows remote attackers to execute arbitrary code via unknown vectors triggered by clicking on a link, as demonstrated by Nils during a PWN2OWN competition at CanSecWest 2009.. EPSS estimates a 30.57% chance of exploitation in the next 30 days.

Description

Unspecified vulnerability in Microsoft Internet Explorer 8 on Windows 7 allows remote attackers to execute arbitrary code via unknown vectors triggered by clicking on a link, as demonstrated by Nils during a PWN2OWN competition at CanSecWest 2009.

Metrics

EPSS Probability

30.57%

98.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Microsoft	Internet Explorer	8

References

Timeline

Published: Mar 23, 2009
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2009-1043?

How severe is CVE-2009-1043?

Severity scoring for CVE-2009-1043 is pending analysis. The EPSS model estimates a 30.57% probability of exploitation in the next 30 days.

How do I fix CVE-2009-1043?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2009-1043?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST