CVE-2009-1709

CVE-2009-1709 is a critical-severity vulnerability in Apple Safari with a CVSS 2.0 base score of 9.3. 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-399.

Key facts

Description

Use-after-free vulnerability in the garbage-collection implementation in WebCore in WebKit in Apple Safari before 4.0 allows remote attackers to execute arbitrary code or cause a denial of service (heap corruption and application crash) via an SVG animation element, related to SVG set objects, SVG marker elements, the targetElement attribute, and unspecified "caches."

Frequently asked questions

What is CVE-2009-1709?
Use-after-free vulnerability in the garbage-collection implementation in WebCore in WebKit in Apple Safari before 4.0 allows remote attackers to execute arbitrary code or cause a denial of service (heap corruption and application crash) via an SVG animation element, related to SVG set objects, SVG marker elements, the targetElement attribute, and unspecified "caches."
How severe is CVE-2009-1709?
CVE-2009-1709 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2009-1709 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-1709?
CVE-2009-1709 primarily affects Apple Safari. In total, 34 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-1709?
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-2009-1709 published?
CVE-2009-1709 was published on 2009-06-10 and last updated on 2026-06-16.

References

Affected products (34)

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