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CVE-2020-4047 · cross-distro fix matrix

CVE-2020-4047: In affected versions of WordPress, authenticated users with upload permissions (like authors) are able to inject JavaScript into some media file attachment pages in a certain way. This can lead to script execution in the context of a higher privileged user when the file is viewed by them. This has b

Affects 3 Linux releases across 3 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2020-4047 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • wordpress→ fixed in5.4.2+dfsg1-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y wordpress

Debian bookworm

Source: Debian Security Tracker

  • wordpress→ fixed in5.4.2+dfsg1-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y wordpress

Debian trixie

Source: Debian Security Tracker

  • wordpress→ fixed in5.4.2+dfsg1-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y wordpress
Are YOU affected by CVE-2020-4047?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash
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