A nodejs security update has been released for Fedora 31.

SECURITY: Fedora 31 Update: nodejs-12.18.3-1.fc31

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Fedora Update Notification
FEDORA-2020-fed59ab473
2020-08-11 13:28:44.463884
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Name : nodejs
Product : Fedora 31
Version : 12.18.3
Release : 1.fc31
URL :   http://nodejs.org/
Summary : JavaScript runtime
Description :
Node.js is a platform built on Chrome's JavaScript runtime
for easily building fast, scalable network applications.
Node.js uses an event-driven, non-blocking I/O model that
makes it lightweight and efficient, perfect for data-intensive
real-time applications that run across distributed devices.

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Update Information:

Update to 12.18.3
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ChangeLog:

* Mon Aug 3 2020 Stephen Gallagher - 1:12.18.3-1
- Update to 12.18.3
* Tue Jul 7 2020 Stephen Gallagher - 1:12.18.2-1
- Update to 12.18.2
* Tue Jul 7 2020 Stephen Gallagher - 1:14.4.0-2
- Update for new packaging guidelines
- Disable LTO
* Thu Jun 4 2020 Zuzana Svetlikova - 1:12.18.0-1
- Security update to 12.18.0
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References:

[ 1 ] Bug #1867107 - Update to latest Node.js 12 (currently 12.18.3, includes security fixes)
  https://bugzilla.redhat.com/show_bug.cgi?id=1867107
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2020-fed59ab473' at the command
line. For more information, refer to the dnf documentation available at
  http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
  https://fedoraproject.org/keys