A nextcloud security update has been released for Fedora 34.

SECURITY: Fedora 34 Update: nextcloud-20.0.11-1.fc34

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Fedora Update Notification
FEDORA-2021-9b421b78af
2021-07-22 01:13:10.976131
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Name : nextcloud
Product : Fedora 34
Version : 20.0.11
Release : 1.fc34
URL :   http://nextcloud.com
Summary : Private file sync and share server
Description :
NextCloud gives you universal access to your files through a web interface or
WebDAV. It also provides a platform to easily view & sync your contacts,
calendars and bookmarks across all your devices and enables basic editing right
on the web. NextCloud is extendable via a simple but powerful API for
applications and plugins.

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Update Information:

Update to 20.0.11; Fixes one high severity and multiple low severity CVEs
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ChangeLog:

* Mon Jul 12 2021 Christopher Engelhard 20.0.11-1
- Update to 20.0.11; Fixes RHBZ#1981503; Fixes RHBZ#1981505
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References:

[ 1 ] Bug #1981503 - CVE-2021-32688 nextcloud: Improper permission check permits tokens to change their own permissions [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1981503
[ 2 ] Bug #1981505 - CVE-2021-32680 nextcloud: Improper audit logging for expiration date events [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1981505
[ 3 ] Bug #1981817 - CVE-2021-32678 nextcloud: ratelimit not applied on OCS API responses [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1981817
[ 4 ] Bug #1981819 - CVE-2021-32679 nextcloud: filenames not escaped by default in controllers using DownloadResponse [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1981819
[ 5 ] Bug #1981821 - CVE-2021-32703 nextcloud: lack of ratelimit on shareinfo endpoint [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1981821
[ 6 ] Bug #1981824 - CVE-2021-32705 nextcloud: lack of ratelimit on public DAV endpoint [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1981824
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-9b421b78af' 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