Is CVE-2008-4226 in the CISA KEV catalog?

No. CVE-2008-4226 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2008-4226?

CVE-2008-4226 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2008-4226?

CVE-2008-4226 has an EPSS score of 4.05% (89th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2008-4226?

Upgrade libxml2 on debian 11 to 2.6.32.dfsg-5 or later.

CVE & CISA-KEV Catalog

CVE-2008-4226

HIGHEPSS 89th pctl

10.0

CVSS v2

NVD

Description

Integer overflow in the xmlSAX2Characters function in libxml2 2.7.2 allows context-dependent attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a large XML document.

CWE-399Resource Management Errors

How to fix

Remediation Available

libxml2Debian

Fixed in:2.6.32.dfsg-5CVE-2008-4226

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

4.05%probability of exploitation in 30 days

89thpercentile

Elevated risk: more likely to be exploited than 89% of all known CVEs.

References

Related Vulnerabilities

Other CWE-399 (Resource Management Errors) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2009-3103	High	10.0	90%	-	-
CVE-2009-0075	High	9.3	85%	-	-
CVE-2005-1790	Low	2.6	83%	-	-
CVE-2010-0806	High	8.8	82%	KEV	-
CVE-2009-2526	High	7.8	82%	-	-
CVE-2015-1868	High	7.8	82%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.