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CVE-2025-5144: The The Events Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘data-date-*

27
Routine
MEDIUM 6.4UPGRADE

CVE-2025-5144 is a medium-severity flaw (CVSS 6.4) affecting the events calendar. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The The Events Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘data-date-*’ parameters in all versions up to, and including, 6.13.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Why this priority

  • No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score6.4 (Medium)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededLow
User interactionNone
EPSS exploit chance0.3% (top 82%)
CISA exploited listNo
WeaknessCWE-79
Published2025-06-11
Last modified2026-06-17
Publisher (CNA): Wordfence · Vendor: stellarwp

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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

stellarwp the events calendar UPGRADE
Affected: < 6.13.2.1
Fixed in: 6.13.2.1
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy the-events-calendar || rpm -q the-events-calendar || the-events-calendar --version
2. UPGRADE to 6.13.2.1 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade the-events-calendar
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade the-events-calendar
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-2025-5144?

the events calendar: upgrade to 6.13.2.1. Exact commands for each OS are on this page.

Is CVE-2025-5144 being exploited?

CVE-2025-5144 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-2025-5144 affect?

CVE-2025-5144 affects the events calendar. Severity is medium (CVSS 6.4). The The Events Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘data-date-*’ parameters in all versions up to, and including, 6.13.2 due to insufficient input sanitization and output escaping. This makes i

How urgent is CVE-2025-5144?

Priority 27/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities

Related CVEs

References

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