How severe is CVE-2010-2300?

CVE-2010-2300 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2010-2300 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-2300?

CVE-2010-2300 affects Google Chrome. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2010-2300?

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-2010-2300 published?

CVE-2010-2300 was published on 2010-06-15 and last updated on 2026-06-16.

CVE-2010-2300

CVE-2010-2300 is a critical-severity vulnerability in Google Chrome 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-416.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 9% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-416
Affected product: Google Chrome
Published: 2010-06-15
Last modified: 2026-06-16

Description

Use-after-free vulnerability in the Element::normalizeAttributes function in dom/Element.cpp in WebCore in WebKit in Google Chrome before 5.0.375.70 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via vectors related to handlers for DOM mutation events, aka rdar problem 7948784. NOTE: this might overlap CVE-2010-1759.

Frequently asked questions

What is CVE-2010-2300?: Use-after-free vulnerability in the Element::normalizeAttributes function in dom/Element.cpp in WebCore in WebKit in Google Chrome before 5.0.375.70 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via vectors related to handlers for DOM mutation events, aka rdar problem 7948784. NOTE: this might overlap CVE-2010-1759.
How severe is CVE-2010-2300?: CVE-2010-2300 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2010-2300 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-2300?: CVE-2010-2300 affects Google Chrome. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2010-2300?: 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-2010-2300 published?: CVE-2010-2300 was published on 2010-06-15 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

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