CVE-2021-47924

WordPress Plugin Ultimate Product Catalogue 5.8.2 Stored XSS via price

CVSS 5.1 MEDIUMEPSS 0.3%CWE-79

Vexday Risk Score

33Attention

SSVC decision (CISA)

Attend

PoC available → attend closely

CVSS 5.1EPSS 0.3%KEV nãoPoC públicaNuclei —Metasploit —Patch —

Lifecycle

10 May 2026Published on NVD

Recommendation: Plan a near-term fix — a public PoC already exists.

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Affected products

Etoilewebdesign · Ultimate Product Catalogue

public PoCs found — 1

cve_referencewww.exploit-db.com/exploits/50534unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References

https://wordpress.org/plugins/ultimate-product-catalogue/https://www.etoilewebdesign.com https://www.exploit-db.com/exploits/50534 https://www.vulncheck.com/advisories/wordpress-plugin-ultimate-product-catalog-stored-xss-via-price