CVE-2019-16524: The easy-fancybox plugin before 1.8.18 for WordPress (aka Easy FancyBox) is susceptible to Stored XSS in the Settings Menu inc/class-easyfancybox.php due to improper encoding of arbitrarily submitted

medium Affects easy-fancybox (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

The easy-fancybox plugin before 1.8.18 for WordPress (aka Easy FancyBox) is susceptible to Stored XSS in the Settings Menu inc/class-easyfancybox.php due to improper encoding of arbitrarily submitted

Package
easy-fancybox (WordPress plugin) WordPress
Affected versions
<1.8.18
Fixed in
1.8.18
Severity
medium  CVSS 4.8
Exploitation
not on CISA KEV · EPSS 1% (63.4th percentile)
Published
2019-09-26
Source
nvd

References

CWE-79
NVD recordeasy-fancybox (WordPress plugin) advisories

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

Install docs   How findings are ranked

Related advisories