How severe is CVE-2008-4225?

CVE-2008-4225 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2008-4225 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-4225?

CVE-2008-4225 affects Xmlsoft Libxml. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2008-4225?

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-2008-4225 published?

CVE-2008-4225 was published on 2008-11-25 and last updated on 2026-06-16.

CVE-2008-4225

CVE-2008-4225 is a high-severity vulnerability in Xmlsoft Libxml with a CVSS 2.0 base score of 7.8. 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-189.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-189
Affected product: Xmlsoft Libxml
Published: 2008-11-25
Last modified: 2026-06-16

Description

Integer overflow in the xmlBufferResize function in libxml2 2.7.2 allows context-dependent attackers to cause a denial of service (infinite loop) via a large XML document.

Frequently asked questions

What is CVE-2008-4225?: Integer overflow in the xmlBufferResize function in libxml2 2.7.2 allows context-dependent attackers to cause a denial of service (infinite loop) via a large XML document.
How severe is CVE-2008-4225?: CVE-2008-4225 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2008-4225 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-4225?: CVE-2008-4225 affects Xmlsoft Libxml. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2008-4225?: 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-2008-4225 published?: CVE-2008-4225 was published on 2008-11-25 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:xmlsoft:libxml:2.7.2:*:*:*:*:*:*:*

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