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)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.003 (17.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 17th percentile — 17.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
- Zephyrwest Category Posts Widget
- Category Posts Widget — versions 0
Weakness classification (CWE)
References
- wpscan.com/vulnerability/6bf93a34-a19f-4266-a95d-033551db43e6/ (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.