CVE-2002-1664

CVE-2002-1664 is a medium-severity vulnerability in Yahoo Messenger with a CVSS 2.0 base score of 6.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Yahoo! Messenger before February 2002 allows remote attackers to add arbitrary users to another user's buddy list and possibly obtain sensitive information.

Frequently asked questions

What is CVE-2002-1664?
Yahoo! Messenger before February 2002 allows remote attackers to add arbitrary users to another user's buddy list and possibly obtain sensitive information.
How severe is CVE-2002-1664?
CVE-2002-1664 has a CVSS 2.0 base score of 6.4, rated medium severity.
Is CVE-2002-1664 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-1664?
CVE-2002-1664 affects Yahoo Messenger. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2002-1664?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2002-1664 published?
CVE-2002-1664 was published on 2002-12-31 and last updated on 2026-06-16.

References

Affected products (1)

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