What is CVE-2025-1453?

CVE-2025-1453 is a medium-severity vulnerability in Zephyrwest Category Posts Widget, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2025-04-24.

How severe is CVE-2025-1453?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Zephyrwest Category Posts Widget

CVE-2025-1453

The Category Posts Widget WordPress plugin before 4.9.20 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (17.3th 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

Zephyrwest Category_posts_widget
Unknown Category Posts Widget — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

contact@wpscan.com (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2025-1453?: CVE-2025-1453 is a medium-severity vulnerability in Zephyrwest Category Posts Widget, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2025-04-24.
How severe is CVE-2025-1453?: Medium severity. CVSS v3 base score is 4.8 out of 10.