How severe is CVE-2011-1459?

CVE-2011-1459 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2011-1459 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1459?

CVE-2011-1459 affects Google Blink. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-1459?

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

When was CVE-2011-1459 published?

CVE-2011-1459 was published on 2019-11-05 and last updated on 2026-06-16.

CVE-2011-1459

CVE-2011-1459 is a medium-severity vulnerability in Google Blink with a CVSS 3.x base score of 6.5. 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-400.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Google Blink
Published: 2019-11-05
Last modified: 2026-06-16

Description

The WebKit::WebPluginContainerImpl::handleEvent function in Google Chrome before Blink M11 allows an attacker to cause a denial of service (crash) via the htmlpluginelement.cpp plugin.

Frequently asked questions

What is CVE-2011-1459?: The WebKit::WebPluginContainerImpl::handleEvent function in Google Chrome before Blink M11 allows an attacker to cause a denial of service (crash) via the htmlpluginelement.cpp plugin.
How severe is CVE-2011-1459?: CVE-2011-1459 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2011-1459 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1459?: CVE-2011-1459 affects Google Blink. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-1459?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-1459 published?: CVE-2011-1459 was published on 2019-11-05 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:google:blink:*:*:*:*:*:chromium:*:*

More vulnerabilities in Google Blink

CVE-2011-2337 — Critical (CVSS 9.8): A wrong type is used for a return value from strlen in WebKit in Google Chrome before Blink M12 on 64-bit platforms.
CVE-2011-1460 — Critical (CVSS 9.8): WebKit in Google Chrome before Blink M11 contains a bad cast to RenderBlock when anonymous blocks are renderblocks.
CVE-2011-2335 — High (CVSS 7.5): A double-free vulnerability exists in WebKit in Google Chrome before Blink M12 in the WebCore::CSSSelector function.
CVE-2011-1298 — High (CVSS 7.5): An Integer Overflow exists in WebKit in Google Chrome before Blink M11 in the macOS WebCore::GraphicsContext::fillRect…
CVE-2011-1803 — Medium (CVSS 6.5): An issue exists in third_party/WebKit/Source/WebCore/svg/animation/SVGSMILElement.h in WebKit in Google Chrome before…
CVE-2011-1802 — Medium (CVSS 6.5): WebKit in Google Chrome before Blink M11 and M12 does not properly handle counter nodes, which allows remote attackers…

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