CVE-2009-0554

8.8 highEPSS 32%

Microsoft Internet Explorer 5.01 SP4, 6 SP1, 6 and 7 on Windows XP SP2 and SP3, 6 and 7 on Windows Server 2003 SP1 and SP2, 7 on Windows Vista Gold and SP1, and 7 on Windows Server 2008 allows remote attackers to execute arbitrary code via a web page that triggers presence of an object in memory that was (1) not properly initialized or (2) deleted, aka "Uninitialized Memory Corruption Vulnerability."

Severity

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS: 32% chance of exploitation in the next 30 days; higher than 98% of CVEs (scores of 2026-10-31)
CWE: CWE-399
Published: 2009-04-15
Modified: 2026-06-16
Record from: the NVD, synced 2026-10-19

Affected

microsoft:internet_explorer

References

http://secunia.com/advisories/34678
http://support.avaya.com/elmodocs2/security/ASA-2009-133.htm
http://www.securitytracker.com/id?1022042
http://www.us-cert.gov/cas/techalerts/TA09-104A.html
http://www.vupen.com/english/advisories/2009/1028

Check your stack JSON