How severe is CVE-2001-1325?

CVE-2001-1325 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2001-1325 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 27% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2001-1325?

CVE-2001-1325 primarily affects Microsoft Internet Explorer. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2001-1325?

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-2001-1325 published?

CVE-2001-1325 was published on 2001-04-20 and last updated on 2026-06-16.

CVE-2001-1325

CVE-2001-1325 is a high-severity vulnerability in Microsoft Internet Explorer with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 27% places it in the 98th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 27% (98th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Internet Explorer
Published: 2001-04-20
Last modified: 2026-06-16

Description

Internet Explorer 5.0 and 5.5, and Outlook Express 5.0 and 5.5, allow remote attackers to execute scripts when Active Scripting is disabled by including the scripts in XML stylesheets (XSL) that are referenced using an IFRAME tag, possibly due to a vulnerability in Windows Scripting Host (WSH).

Frequently asked questions

What is CVE-2001-1325?: Internet Explorer 5.0 and 5.5, and Outlook Express 5.0 and 5.5, allow remote attackers to execute scripts when Active Scripting is disabled by including the scripts in XML stylesheets (XSL) that are referenced using an IFRAME tag, possibly due to a vulnerability in Windows Scripting Host (WSH).
How severe is CVE-2001-1325?: CVE-2001-1325 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2001-1325 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 27% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-1325?: CVE-2001-1325 primarily affects Microsoft Internet Explorer. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2001-1325?: 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-2001-1325 published?: CVE-2001-1325 was published on 2001-04-20 and last updated on 2026-06-16.

References

Affected products (4)

cpe:2.3:a:microsoft:internet_explorer:5.0:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:internet_explorer:5.5:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:outlook_express:5.0:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:outlook_express:5.5:*:*:*:*:*:*:*

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