CVE-2021-30744: XSS

Published May 24, 2021
·
Updated

A cross-origin issue with iframe elements was addressed with improved tracking of security origins.

Credit

Dan Hite(jsontop), Dan Hite(jsontop), Dan Hite(jsontop), Dan Hite(jsontop), Dan Hite(jsontop)

Affected Software

15 affected componentsFixes available
debian/webkit2gtk
2.36.4-1~deb10u12.38.6-0+deb10u12.40.5-1~deb11u12.42.1-1~deb11u22.40.5-1~deb12u12.42.1-1~deb12u12.42.1-2
debian/wpewebkit
2.38.6-1~deb11u12.38.6-12.42.1-1
Apple macOS Big Sur<11.4
11.4
Apple tvOS<14.6
14.6
Apple WatchOS<7.5
7.5
Apple Safari<14.1.1
14.1.1
Apple iOS<14.6
14.6
Apple iPadOS<14.6
14.6
Apple Safari<14.1.1
Apple iPadOS<14.6
Apple iPhone OS<14.6
Apple macOS>=11.0.1<11.4
Apple tvOS<14.6
Apple WatchOS<7.5
redhat/webkitgtk<2.32.3
2.32.3

Event History

Jul 28, 2021
Data Sourced
via Red Hat·01:43 PM
DescriptionSeverityAffected Software
Sep 8, 2021
CVE Published
via MITRE·01:44 PM
Data Sourced
via MITRE·01:44 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2021-30744?

CVE-2021-30744 is a cross-origin issue with iframe elements in WebKit that has been addressed with improved tracking of security origins.

2

Which Apple products are affected by CVE-2021-30744?

CVE-2021-30744 affects Apple tvOS 14.6, Apple Safari 14.1.1, Apple watchOS 7.5, Apple macOS Big Sur 11.4, Apple iOS 14.6, and Apple iPadOS 14.6.

3

How can I fix CVE-2021-30744?

To fix CVE-2021-30744, update your Apple devices to the respective recommended versions: tvOS 14.6, Safari 14.1.1, watchOS 7.5, macOS Big Sur 11.4, iOS 14.6, and iPadOS 14.6.

4

Where can I find more information about CVE-2021-30744?

You can find more information about CVE-2021-30744 on the official Apple support page: [link](https://support.apple.com/en-us/HT212533).

Contact

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