CVE-2018-18872

Name: CVE-2018-18872
Creator: NVD / NIST
Published: 2019-05-13T14:29:00.91+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.73%

Last modified Jun 17, 2026

CVE-2018-18872 is a vulnerability of currently unknown severity. The Kieran O'Shea Calendar plugin before 1.3.11 for WordPress has Stored XSS via the event_title parameter in a wp-admin/admin.php?page=calendar add action, or the category name during category creation at the wp-admin/admin.php?page=calendar-categories URI.. EPSS estimates a 0.73% chance of exploitation in the next 30 days.

Description

The Kieran O'Shea Calendar plugin before 1.3.11 for WordPress has Stored XSS via the event_title parameter in a wp-admin/admin.php?page=calendar add action, or the category name during category creation at the wp-admin/admin.php?page=calendar-categories URI.

Metrics

EPSS Probability

0.73%

49.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Kieranoshea	Calendar	< 1.3.11

References

https://wpvulndb.com/vulnerabilities/9141Exploit, Third Party Advisory
https://wpvulndb.com/vulnerabilities/9141Exploit, Third Party Advisory

Timeline

Published: May 13, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-18872?

How severe is CVE-2018-18872?

Severity scoring for CVE-2018-18872 is pending analysis. The EPSS model estimates a 0.73% probability of exploitation in the next 30 days.

How do I fix CVE-2018-18872?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-18872?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST