How severe is CVE-2010-1386?

CVE-2010-1386 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2010-1386 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-1386?

CVE-2010-1386 primarily affects Apple Webkit. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-1386?

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-2010-1386 published?

CVE-2010-1386 was published on 2010-08-19 and last updated on 2026-06-16.

CVE-2010-1386

CVE-2010-1386 is a critical-severity vulnerability in Apple Webkit with a CVSS 2.0 base score of 10.0. 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: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Apple Webkit
Published: 2010-08-19
Last modified: 2026-06-16

Description

page/Geolocation.cpp in WebCore in WebKit before r56188 and before 1.2.5 does not properly restrict access to the lastPosition function, which has unspecified impact and remote attack vectors, aka rdar problem 7746357.

Frequently asked questions

What is CVE-2010-1386?: page/Geolocation.cpp in WebCore in WebKit before r56188 and before 1.2.5 does not properly restrict access to the lastPosition function, which has unspecified impact and remote attack vectors, aka rdar problem 7746357.
How severe is CVE-2010-1386?: CVE-2010-1386 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2010-1386 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-1386?: CVE-2010-1386 primarily affects Apple Webkit. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-1386?: 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-2010-1386 published?: CVE-2010-1386 was published on 2010-08-19 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:apple:webkit:*:*:*:*:*:*:*:*
cpe:2.3:a:apple:webkit:r50173:*:*:*:*:*:*:*

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