How severe is CVE-2007-5158?

CVE-2007-5158 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2007-5158 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-2007-5158?

CVE-2007-5158 affects Microsoft Internet Explorer. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-5158?

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

When was CVE-2007-5158 published?

CVE-2007-5158 was published on 2007-10-01 and last updated on 2026-06-16.

CVE-2007-5158

CVE-2007-5158 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.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 15% (96th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Internet Explorer
Published: 2007-10-01
Last modified: 2026-06-16

Description

The focus handling for the onkeydown event in Microsoft Internet Explorer 6.0 allows remote attackers to change field focus and copy keystrokes via a certain use of a JavaScript htmlFor attribute, as demonstrated by changing focus from a textarea to a file upload field, a related issue to CVE-2007-3511.

Frequently asked questions

What is CVE-2007-5158?: The focus handling for the onkeydown event in Microsoft Internet Explorer 6.0 allows remote attackers to change field focus and copy keystrokes via a certain use of a JavaScript htmlFor attribute, as demonstrated by changing focus from a textarea to a file upload field, a related issue to CVE-2007-3511.
How severe is CVE-2007-5158?: CVE-2007-5158 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2007-5158 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-2007-5158?: CVE-2007-5158 affects Microsoft Internet Explorer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-5158?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-5158 published?: CVE-2007-5158 was published on 2007-10-01 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:microsoft:internet_explorer:6.0:*:*:*:*:*:*:*

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