How severe is CVE-2008-4748?

CVE-2008-4748 has a CVSS 2.0 base score of 7.6, rated high severity.

Is CVE-2008-4748 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-4748?

CVE-2008-4748 affects Kvirc. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2008-4748?

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-2008-4748 published?

CVE-2008-4748 was published on 2008-10-27 and last updated on 2026-06-16.

CVE-2008-4748

CVE-2008-4748 is a high-severity vulnerability in Kvirc with a CVSS 2.0 base score of 7.6. 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-20.

Key facts

Severity: High (CVSS 2.0 base score 7.6)
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Kvirc
Published: 2008-10-27
Last modified: 2026-06-16

Description

Format string vulnerability in the URI handler in KVirc 3.4.0, when set as the default application for processing IRC URIs, allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via format string specifiers in the irc:// URI.

Frequently asked questions

What is CVE-2008-4748?: Format string vulnerability in the URI handler in KVirc 3.4.0, when set as the default application for processing IRC URIs, allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via format string specifiers in the irc:// URI.
How severe is CVE-2008-4748?: CVE-2008-4748 has a CVSS 2.0 base score of 7.6, rated high severity.
Is CVE-2008-4748 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-4748?: CVE-2008-4748 affects Kvirc. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2008-4748?: 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-2008-4748 published?: CVE-2008-4748 was published on 2008-10-27 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:kvirc:kvirc:3.4.0:*:*:*:*:*:*:*

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