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CVE-2021-24380: The Shantz WordPress QOTD WordPress plugin through 1.2.2 is lacking any CSRF check when updating its settings,

30
Routine
MEDIUM 4.3UPGRADE

CVE-2021-24380 is a medium-severity flaw (CVSS 4.3) affecting shantz wordpress qotd. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Shantz WordPress QOTD WordPress plugin through 1.2.2 is lacking any CSRF check when updating its settings, allowing attackers to make logged in administrators change them to arbitrary values.

Why this priority

  • Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score4.3 (Medium)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionRequired
EPSS exploit chance0.4% (top 61%)
CISA exploited listNo
WeaknessCWE-352
Published2021-08-16
Last modified2026-06-17
Publisher (CNA): WPScan · Vendor: shantz wordpress qotd project

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Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

shantz wordpress qotd project shantz wordpress qotd UPGRADE
Affected: <= 1.2.2
Fixed in: newer than 1.2.2
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy shantz-wordpress-qotd || rpm -q shantz-wordpress-qotd || shantz-wordpress-qotd --version
2. UPGRADE to newer than 1.2.2 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade shantz-wordpress-qotd
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade shantz-wordpress-qotd
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-24380?

shantz wordpress qotd: upgrade to newer than 1.2.2. Exact commands for each OS are on this page.

Is CVE-2021-24380 being exploited?

CVE-2021-24380 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-24380 affect?

CVE-2021-24380 affects shantz wordpress qotd. Severity is medium (CVSS 4.3). The Shantz WordPress QOTD WordPress plugin through 1.2.2 is lacking any CSRF check when updating its settings, allowing attackers to make logged in administrators change them to arbitrary values.

How urgent is CVE-2021-24380?

Priority 30/100. Public exploit reference

Software pages

WordPress vulnerabilities

References

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