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.

CVSS v4.0

5.1 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

6.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

EPSS

0.28% chance of exploitation in the next 30 days, 20th percentile

Published

2026-05-10

Updated

2026-05-28

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/50534

References

• CVE Record
• NVD entry

Related

• CVE-2021-47923
• CVE-2021-47925
• CVE-2021-47922
• CVE-2021-47926
• CVE-2021-47921
• CVE-2021-47927