How severe is CVE-2002-1591?

CVE-2002-1591 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2002-1591 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2002-1591?

CVE-2002-1591 affects Aol Instant Messenger. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2002-1591?

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-2002-1591 published?

CVE-2002-1591 was published on 2002-04-08 and last updated on 2026-06-16.

CVE-2002-1591

CVE-2002-1591 is a high-severity vulnerability in Aol Instant Messenger with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Aol Instant Messenger
Published: 2002-04-08
Last modified: 2026-06-16

Description

AOL Instant Messenger (AIM) 4.7.2480 adds free.aol.com to the Trusted Sites Zone in Internet Explorer without user approval, which could allow code from free.aol.com to bypass intended access restrictions.

Frequently asked questions

What is CVE-2002-1591?: AOL Instant Messenger (AIM) 4.7.2480 adds free.aol.com to the Trusted Sites Zone in Internet Explorer without user approval, which could allow code from free.aol.com to bypass intended access restrictions.
How severe is CVE-2002-1591?: CVE-2002-1591 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2002-1591 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-1591?: CVE-2002-1591 affects Aol Instant Messenger. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2002-1591?: 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-2002-1591 published?: CVE-2002-1591 was published on 2002-04-08 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:aol:instant_messenger:4.7.2480:*:*:*:*:*:*:*

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