How severe is CVE-2009-1532?

CVE-2009-1532 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2009-1532 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 37% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-1532?

CVE-2009-1532 affects Microsoft Internet Explorer. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2009-1532?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2009-1532 published?

CVE-2009-1532 was published on 2009-06-10 and last updated on 2026-06-16.

CVE-2009-1532

CVE-2009-1532 is a high-severity vulnerability in Microsoft Internet Explorer with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 37% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-787.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.3
EPSS exploit prediction: 37% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Microsoft Internet Explorer
Published: 2009-06-10
Last modified: 2026-06-16

Description

Microsoft Internet Explorer 8 for Windows XP SP2 and SP3; 8 for Server 2003 SP2; 8 for Vista Gold, SP1, and SP2; and 8 for Server 2008 SP2 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code via "malformed row property references" that trigger an access of an object that (1) was not properly initialized or (2) is deleted, leading to memory corruption, aka "HTML Objects Memory Corruption Vulnerability" or "HTML Object Memory Corruption Vulnerability."

Frequently asked questions

What is CVE-2009-1532?: Microsoft Internet Explorer 8 for Windows XP SP2 and SP3; 8 for Server 2003 SP2; 8 for Vista Gold, SP1, and SP2; and 8 for Server 2008 SP2 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code via "malformed row property references" that trigger an access of an object that (1) was not properly initialized or (2) is deleted, leading to memory corruption, aka "HTML Objects Memory Corruption Vulnerability" or "HTML Object Memory Corruption Vulnerability."
How severe is CVE-2009-1532?: CVE-2009-1532 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2009-1532 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 37% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-1532?: CVE-2009-1532 affects Microsoft Internet Explorer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2009-1532?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2009-1532 published?: CVE-2009-1532 was published on 2009-06-10 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:microsoft:internet_explorer:8:*:*:*:*:*:*:*

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