How severe is CVE-2011-1258?

CVE-2011-1258 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2011-1258 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 15% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1258?

CVE-2011-1258 primarily affects Microsoft Internet Explorer. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-1258?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-1258 published?

CVE-2011-1258 was published on 2011-06-16 and last updated on 2026-06-16.

CVE-2011-1258

CVE-2011-1258 is a medium-severity vulnerability in Microsoft Internet Explorer with a CVSS 2.0 base score of 4.3. Its EPSS exploit-prediction score of 15% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-668.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 15% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-668
Affected product: Microsoft Internet Explorer
Published: 2011-06-16
Last modified: 2026-06-16

Description

Microsoft Internet Explorer 6 through 8 does not properly restrict web script, which allows user-assisted remote attackers to obtain sensitive information from a different (1) domain or (2) zone via vectors involving a drag-and-drop operation, aka "Drag and Drop Information Disclosure Vulnerability."

Frequently asked questions

What is CVE-2011-1258?: Microsoft Internet Explorer 6 through 8 does not properly restrict web script, which allows user-assisted remote attackers to obtain sensitive information from a different (1) domain or (2) zone via vectors involving a drag-and-drop operation, aka "Drag and Drop Information Disclosure Vulnerability."
How severe is CVE-2011-1258?: CVE-2011-1258 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2011-1258 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 15% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1258?: CVE-2011-1258 primarily affects Microsoft Internet Explorer. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1258?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-1258 published?: CVE-2011-1258 was published on 2011-06-16 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:microsoft:internet_explorer:6:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:internet_explorer:7:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:internet_explorer:8:*:*:*:*:*:*:*

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