XSS in Catchplugins Catch Breadcrumb

CVE-2020-12054

The Catch Breadcrumb plugin before 1.5.4 for WordPress allows Reflected XSS via the s parameter (a search query). Also affected are 16 themes (if the plugin is enabled) by the same author: Alchemist and Alchemist PRO, Izabel and Izabel PRO, Chique and Chique PRO, Clean Enterprise and Clean Enterprise PRO, Bold Photography PRO, Intuitive PRO, Devotepress PRO, Clean Blocks PRO, Foodoholic PRO, Catch Mag PRO, Catch Wedding PRO, and Higher Education PRO.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.036 (88.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/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-2020-12054?
CVE-2020-12054 is a medium-severity vulnerability in Catchplugins Catch Breadcrumb, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-04-23.
How severe is CVE-2020-12054?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2020-12054 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.