CVE-2012-3696

CVE-2012-3696 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-20.

Key facts

Description

CRLF injection vulnerability in WebKit in Apple Safari before 6.0 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP request splitting attacks via a crafted web site that leverages improper WebSockets URI handling.

Frequently asked questions

What is CVE-2012-3696?
CRLF injection vulnerability in WebKit in Apple Safari before 6.0 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP request splitting attacks via a crafted web site that leverages improper WebSockets URI handling.
How severe is CVE-2012-3696?
CVE-2012-3696 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2012-3696 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-3696?
CVE-2012-3696 primarily affects Apple Safari. In total, 102 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-3696?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-3696 published?
CVE-2012-3696 was published on 2012-07-25 and last updated on 2026-06-16.

References

Affected products (102)

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