How severe is CVE-2008-1011?

CVE-2008-1011 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2008-1011 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-1011?

CVE-2008-1011 primarily affects Apple Safari. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-1011?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2008-1011 published?

CVE-2008-1011 was published on 2008-03-19 and last updated on 2026-06-16.

CVE-2008-1011

CVE-2008-1011 is a medium-severity vulnerability in Apple Safari with a CVSS 2.0 base score of 4.3. 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-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Apple Safari
Published: 2008-03-19
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in WebKit, as used in Apple Safari before 3.1, allows remote attackers to inject arbitrary web script or HTML via a frame that calls a method instance in another frame.

Frequently asked questions

What is CVE-2008-1011?: Cross-site scripting (XSS) vulnerability in WebKit, as used in Apple Safari before 3.1, allows remote attackers to inject arbitrary web script or HTML via a frame that calls a method instance in another frame.
How severe is CVE-2008-1011?: CVE-2008-1011 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2008-1011 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-1011?: CVE-2008-1011 primarily affects Apple Safari. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-1011?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-1011 published?: CVE-2008-1011 was published on 2008-03-19 and last updated on 2026-06-16.

References

Affected products (16)

cpe:2.3:a:apple:safari:0.8:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:0.9:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:1.0:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:1.1:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:1.2:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:1.3:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:1.3.1:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:1.3.2:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:2.0:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:2.0.4:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:3.0:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:3.0.1:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:3.0.2:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:3.0.3:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:3.0.4:*:*:*:*:*:*:*

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