How severe is CVE-2002-2361?

CVE-2002-2361 has a CVSS 2.0 base score of 5.8, rated medium severity.

Is CVE-2002-2361 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2002-2361?

CVE-2002-2361 primarily affects Yahoo Messenger. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2002-2361?

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

When was CVE-2002-2361 published?

CVE-2002-2361 was published on 2002-12-31 and last updated on 2026-06-16.

CVE-2002-2361

CVE-2002-2361 is a medium-severity vulnerability in Yahoo Messenger with a CVSS 2.0 base score of 5.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: Medium (CVSS 2.0 base score 5.8)
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Yahoo Messenger
Published: 2002-12-31
Last modified: 2026-06-16

Description

The installer in Yahoo! Messenger 4.0, 5.0 and 5.5 does not verify package signatures which could allow remote attackers to install trojan programs via DNS spoofing.

Frequently asked questions

What is CVE-2002-2361?: The installer in Yahoo! Messenger 4.0, 5.0 and 5.5 does not verify package signatures which could allow remote attackers to install trojan programs via DNS spoofing.
How severe is CVE-2002-2361?: CVE-2002-2361 has a CVSS 2.0 base score of 5.8, rated medium severity.
Is CVE-2002-2361 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-2361?: CVE-2002-2361 primarily affects Yahoo Messenger. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2002-2361?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2002-2361 published?: CVE-2002-2361 was published on 2002-12-31 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:yahoo:messenger:4.0:*:*:*:*:*:*:*
cpe:2.3:a:yahoo:messenger:5.0:*:*:*:*:*:*:*
cpe:2.3:a:yahoo:messenger:5.5:*:*:*:*:*:*:*

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