What is CVE-2023-43484?

CVE-2023-43484 is a medium-severity vulnerability in Collne Inc. Welcart E-Commerce, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-09-27.

How severe is CVE-2023-43484?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Collne Inc. Welcart E-Commerce

CVE-2023-43484

Cross-site scripting vulnerability in Item List page of Welcart e-Commerce versions 2.7 to 2.8.21 allows a remote unauthenticated attacker to inject an arbitrary script.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-09-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.008 (54.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.008 · change: +0.002

Affected products

Collne Inc. Welcart E-Commerce — versions versions 2.7 to 2.8.21
Welcart E-Commerce

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.welcart.com/archives/20106.html (Release Notes)
jvn.jp/en/jp/JVN97197972/ (Third Party Advisory)

Frequently asked questions

What is CVE-2023-43484?: CVE-2023-43484 is a medium-severity vulnerability in Collne Inc. Welcart E-Commerce, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-09-27.
How severe is CVE-2023-43484?: Medium severity. CVSS v3 base score is 6.1 out of 10.