How severe is CVE-2011-2335?

CVE-2011-2335 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2011-2335 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-2335?

CVE-2011-2335 affects Google Blink. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-2335?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2011-2335 published?

CVE-2011-2335 was published on 2019-11-12 and last updated on 2026-06-16.

CVE-2011-2335

CVE-2011-2335 is a high-severity vulnerability in Google Blink with a CVSS 3.x base score of 7.5. 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-415.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-415
Affected product: Google Blink
Published: 2019-11-12
Last modified: 2026-06-16

Description

A double-free vulnerability exists in WebKit in Google Chrome before Blink M12 in the WebCore::CSSSelector function.

Frequently asked questions

What is CVE-2011-2335?: A double-free vulnerability exists in WebKit in Google Chrome before Blink M12 in the WebCore::CSSSelector function.
How severe is CVE-2011-2335?: CVE-2011-2335 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2011-2335 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-2335?: CVE-2011-2335 affects Google Blink. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-2335?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2011-2335 published?: CVE-2011-2335 was published on 2019-11-12 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-2011-1298 — 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…
CVE-2011-2334 — Medium (CVSS 6.5): Use after free vulnerability exists in WebKit in Google Chrome before Blink M12 in RenderLayerwhen removing elements…

All CVEs affecting Google Blink →

Other CWE-415 (Double Free) vulnerabilities

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CVE-2020-37239 — Critical (CVSS 9.8): libbabl 0.1.62 contains a broken double free detection vulnerability that allows attackers to bypass memory safety…
CVE-2026-43011 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: net/x25: Fix potential double free of skb When…
CVE-2026-31609 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: smb: client: avoid double-free in…
CVE-2026-31608 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: smb: server: avoid double-free in…

Browse all CWE-415 (Double Free) vulnerabilities →