A wordpress security update has been released for Debian GNU/Linux 10 to address several vulnerabilities.

DSA 4896-1: wordpress security update

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Debian Security Advisory DSA-4896-1 security@debian.org
  https://www.debian.org/security/ Sebastien Delafond
April 22, 2021   https://www.debian.org/security/faq
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Package : wordpress
CVE ID : CVE-2021-29447 CVE-2021-29450
Debian Bug : 987065

Several vulnerabilities were discovered in Wordpress, a web blogging
tool. They allowed remote attackers to perform XML External Entity
(XXE) attacks, and access private content.

For the stable distribution (buster), these problems have been fixed in
version 5.0.12+dfsg1-0+deb10u1.

We recommend that you upgrade your wordpress packages.

For the detailed security status of wordpress please refer to
its security tracker page at:
  https://security-tracker.debian.org/tracker/wordpress

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at:   https://www.debian.org/security/