How severe is CVE-2010-1807?

CVE-2010-1807 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2010-1807 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 61% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-1807?

CVE-2010-1807 primarily affects Apple Safari. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-1807?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2010-1807 published?

CVE-2010-1807 was published on 2010-09-10 and last updated on 2026-06-16.

CVE-2010-1807

CVE-2010-1807 is a critical-severity vulnerability in Apple Safari with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 61% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-20.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 61% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Apple Safari
Published: 2010-09-10
Last modified: 2026-06-16

Description

WebKit in Apple Safari 4.x before 4.1.2 and 5.x before 5.0.2; Android before 2.2; and webkitgtk before 1.2.6; does not properly validate floating-point data, which allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted HTML document, related to non-standard NaN representation.

Frequently asked questions

What is CVE-2010-1807?: WebKit in Apple Safari 4.x before 4.1.2 and 5.x before 5.0.2; Android before 2.2; and webkitgtk before 1.2.6; does not properly validate floating-point data, which allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted HTML document, related to non-standard NaN representation.
How severe is CVE-2010-1807?: CVE-2010-1807 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2010-1807 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 61% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-1807?: CVE-2010-1807 primarily affects Apple Safari. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-1807?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2010-1807 published?: CVE-2010-1807 was published on 2010-09-10 and last updated on 2026-06-16.

References

Affected products (24)

cpe:2.3:a:apple:safari:4.0:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:4.0:beta:*:*:*:*:*:*
cpe:2.3:a:apple:safari:4.0.0b:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:4.0.1:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:4.0.2:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:4.0.3:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:4.0.4:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:4.0.5:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:4.1:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:4.1.1:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:5.0:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:5.0.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:*:*:*:*:*:*:*:*
cpe:2.3:o:google:android:1.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:1.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:1.5:*:*:*:*:*:*:*
cpe:2.3:o:google:android:1.6:*:*:*:*:*:*:*
cpe:2.3:o:google:android:2.0:*:*:*:*:*:*:*
cpe:2.3:a:webkitgtk:webkitgtk:*:*:*:*:*:*:*:*
cpe:2.3:a:webkitgtk:webkitgtk:1.2.0:*:*:*:*:*:*:*
cpe:2.3:a:webkitgtk:webkitgtk:1.2.1:*:*:*:*:*:*:*
cpe:2.3:a:webkitgtk:webkitgtk:1.2.2:*:*:*:*:*:*:*
cpe:2.3:a:webkitgtk:webkitgtk:1.2.3:*:*:*:*:*:*:*
cpe:2.3:a:webkitgtk:webkitgtk:1.2.4:*:*:*:*:*:*:*

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