XSS in Etoilewebdesign Ultimate Product Catalog
CVE-2021-47924
Ultimate Product Catalogue 5.8.2 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts through the price parameter. Attackers can submit POST requests to post.php with HTML/JavaScript payloads in the price field to execute arbitrary code when the product is viewed.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.003 (18.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 18.6% 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
- Etoilewebdesign Ultimate Product Catalog — versions 5.8.2
- Etoilewebdesign Ultimate Product Catalogue — versions 5.8.2
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/50534 (exploit)
- www.etoilewebdesign.com (product)
- wordpress.org/plugins/ultimate-product-catalogue/ (product)
- www.vulncheck.com/advisories/wordpress-plugin-ultimate-product-catalog-stored-x… (third-party-advisory)
Frequently asked questions
- What is CVE-2021-47924?
- CVE-2021-47924 is a medium-severity vulnerability in Etoilewebdesign Ultimate Product Catalog, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-05-10.
- How severe is CVE-2021-47924?
- Medium severity. CVSS v3 base score is 6.4 out of 10.