CVE-2010-0656

CVE-2010-0656 is a medium-severity vulnerability in Apple Webkit 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-200.

Key facts

• Severity: Medium (CVSS 2.0 base score 4.3)
• EPSS exploit prediction: 1% (63rd percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-200
• Affected product: Apple Webkit
• Published: 2010-02-18
• Last modified: 2026-06-16

Description

WebKit before r51295, as used in Google Chrome before 4.0.249.78, presents a directory-listing page in response to an XMLHttpRequest for a file:/// URL that corresponds to a directory, which allows attackers to obtain sensitive information or possibly have unspecified other impact via a crafted local HTML document.

Frequently asked questions

What is CVE-2010-0656?

WebKit before r51295, as used in Google Chrome before 4.0.249.78, presents a directory-listing page in response to an XMLHttpRequest for a file:/// URL that corresponds to a directory, which allows attackers to obtain sensitive information or possibly have unspecified other impact via a crafted local HTML document.

How severe is CVE-2010-0656?

CVE-2010-0656 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2010-0656 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-0656?

CVE-2010-0656 primarily affects Apple Webkit. In total, 49 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-0656?

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

When was CVE-2010-0656 published?

CVE-2010-0656 was published on 2010-02-18 and last updated on 2026-06-16.

References

• http://code.google.com/p/chromium/issues/detail?id=20450
• http://googlechromereleases.blogspot.com/2010/01/stable-channel-update_25.html
• http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041383.html
• http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041432.html
• http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041436.html
• http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html
• http://secunia.com/advisories/41856
• http://secunia.com/advisories/43068
• http://securitytracker.com/id?1023506
• http://sites.google.com/a/chromium.org/dev/Home/chromium-security/chromium-security-bugs
• http://trac.webkit.org/changeset/51295
• http://www.mandriva.com/security/advisories?name=MDVSA-2011:039
• http://www.securityfocus.com/bid/38372
• http://www.ubuntu.com/usn/USN-1006-1
• http://www.vupen.com/english/advisories/2010/2722
• http://www.vupen.com/english/advisories/2011/0212
• http://www.vupen.com/english/advisories/2011/0552
• https://bugs.webkit.org/show_bug.cgi?id=31329
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14501

Affected products (49)

• cpe:2.3:a:apple:webkit:*:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:*:beta:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:0.2.149.27:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:0.2.149.29:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:0.2.149.30:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:0.2.152.1:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:0.2.153.1:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:0.3.154.0:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:0.3.154.3:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:0.4.154.18:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:0.4.154.22:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:0.4.154.31:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:0.4.154.33:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:1.0.154.36:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:1.0.154.39:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:1.0.154.42:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:1.0.154.43:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:1.0.154.46:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:1.0.154.48:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:1.0.154.52:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:1.0.154.53:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:1.0.154.59:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:1.0.154.65:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.156.1:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.157.0:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.157.2:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.158.0:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.159.0:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.169.0:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.169.1:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.170.0:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.172:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.172.2:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.172.8:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.172.27:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.172.28:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.172.30:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.172.31:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.172.33:*:*:*:*:*:*:*
• cpe:2.3:a:google:chrome:2.0.172.37:*:*:*:*:*:*:*

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