XSS in Status301 Easy Fancybox

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 settings parameters. This occurs because there is no inline styles output filter.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.010 (60.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-16524?
CVE-2019-16524 is a medium-severity vulnerability in Status301 Easy Fancybox, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2019-09-26.
How severe is CVE-2019-16524?
Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2019-16524 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.