CVE-2025-1453: Category Posts Widget < 4.9.20 - Admin+ Stored XSS

Description

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).

Classification

CVE ID: CVE-2025-1453

Problem Types

CWE-79 Cross-Site Scripting (XSS)

Affected Products

Vendor: Unknown

Product: Category Posts Widget

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.03% (probability of being exploited)

EPSS Percentile: 5.92% (scored less or equal to compared to others)

EPSS Date: 2025-05-23 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-1453
https://wpscan.com/vulnerability/6bf93a34-a19f-4266-a95d-033551db43e6/

Timeline