Webkit vulnerabilitiesNone on the known-exploited list.

Vendor
The short answer

Webkit has 11 published vulnerabilities across 3 products in our catalogue. None of them is on the list of flaws known to be exploited today. The most affected product is Webkit, with 5. If you run Webkit software, patch the exploited flaws first.

See the exploited flaws

We keep watching the known-exploited list.

Products

Which Webkit products have the most vulnerabilities?

Webkit leads with 5 published vulnerabilities. Open a product to see its versions and which of its flaws criminals are already using.

  1. Webkit5
  2. Webkitgtk+5
  3. Javascriptcore1
Published vulnerabilities
Known exploited

Which Webkit vulnerabilities are being exploited?

This is the list that matters most: flaws criminals are using now.

None of Webkit's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

Exploit likelihood

Which Webkit flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 3.1%

    WebKit before r50173, as used in Google Chrome before 3.0.195.32, allows remote attackers to cause a denial of service (CPU consumption) via a web page that calls the JavaScript setInterval method, which triggers an...

    CVSS5.0Published12 Nov 2009
  2. 3.1%

    The regex code in Webkit 2.4.11 allows remote attackers to cause a denial of service (memory consumption) as demonstrated in a large number of ($ (open parenthesis and dollar) followed by {-2,16} and a large number...

    CVSS7.5Published7 Mar 2017
  3. 2.8%

    JavaScriptCore in WebKit on Apple iPhone before 2.0 and iPod touch before 2.0 does not properly perform runtime garbage collection, which allows remote attackers to execute arbitrary code or cause a denial of service...

    CVSS6.8Published14 Jul 2008
  4. 2.4%

    WebCore/platform/graphics/texmap/TextureMapperLayer.cpp in WebKit, as used in WebKitGTK+ prior to version 2.20.2, is vulnerable to a use after free for a WebCore::TextureMapperLayer object.

    CVSS8.8Published19 Jun 2018
  5. 2.3%

    A use after free issue was addressed with improved memory management.

    CVSS8.8Published16 Oct 2020
  6. 2.3%

    Off-by-one error in the WebSocketHandshake::readServerHandshake function in websockets/WebSocketHandshake.cpp in WebCore in WebKit before r56380, as used in Qt and other products, allows remote websockets servers to...

    CVSS7.5Published22 Jul 2010
  7. 1.9%

    xml/XMLHttpRequest.cpp in WebCore in WebKit before r38566 does not properly restrict access from web pages to the (1) Set-Cookie and (2) Set-Cookie2 HTTP response headers, which allows remote attackers to obtain...

    CVSS5.0Published5 Feb 2009
  8. 1.7%

    A type confusion issue was addressed with improved memory handling.

    CVSS8.8Published16 Oct 2020
Every product

All Webkit products we track.

2 products, most vulnerabilities first. Find the ones you run, then open a product to see its versions and exploited flaws.

This directory lists the 2 Webkit products with at least one tracked version, of 3 in our catalogue.

Precursor Intelligence

Running Webkit? We'll keep checking.

Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.

  1. Tell us what you runPick your software from a list, or let us work it out from your website.
  2. We match it to every flawOver 400,000 published flaws, checked against your list.
  3. Ranked by real-world riskA 0 to 100 score, led by evidence criminals are using it.
  4. Told as soon as we knowAn alert by email, in the app or by webhook to your own tools.

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FAQ

Common questions, answered plainly.

Something else? Talk to the team →

Our catalogue lists 11 published vulnerabilities across 3 products and 7 versions from Webkit.

None of Webkit's vulnerabilities is on the list of flaws known to be exploited today.

Webkit, with 5 published vulnerabilities. Its own page lists the ones known to be exploited.

Create a Precursor Intelligence account and track the Webkit products you run. We match them against every published flaw, give each one a risk score from 0 to 100 and tell you as soon as we spot one that affects you, by email, in the app or by webhook.