CVE-2011-1774

CVE-2011-1774 is a high-severity vulnerability in Apple Safari with a CVSS 2.0 base score of 8.8. Its EPSS exploit-prediction score of 43% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-20.

Key facts

Description

WebKit in Apple Safari before 5.0.6 has improper libxslt security settings, which allows remote attackers to create arbitrary files, and consequently execute arbitrary code, via a crafted web site. NOTE: this may overlap CVE-2011-1425.

Frequently asked questions

What is CVE-2011-1774?
WebKit in Apple Safari before 5.0.6 has improper libxslt security settings, which allows remote attackers to create arbitrary files, and consequently execute arbitrary code, via a crafted web site. NOTE: this may overlap CVE-2011-1425.
How severe is CVE-2011-1774?
CVE-2011-1774 has a CVSS 2.0 base score of 8.8, rated high severity.
Is CVE-2011-1774 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 43% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1774?
CVE-2011-1774 primarily affects Apple Safari. In total, 67 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1774?
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-2011-1774 published?
CVE-2011-1774 was published on 2011-07-21 and last updated on 2026-06-16.

References

Affected products (67)

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