CVE-2009-2529

high-risk
Published 2009-10-14

Microsoft Internet Explorer 5.01 SP4, 6, 6 SP1, 7, and 8 does not properly handle argument validation for unspecified variables, which allows remote attackers to execute arbitrary code via a crafted HTML document, aka "HTML Component Handling Vulnerability."

Do I need to act?

!
22.6% chance of exploitation in next 30 days
EPSS score — higher than 77% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.1/10 High
NETWORK / HIGH complexity

Affected Vendors

59
/ 100
high-risk
Severity 24/34 · High
Exploitability 14/34 · Moderate
Exposure 21/34 · High