XSS in Codekernel Queue Management System
CVE-2020-37240
Queue Management System 4.0.0 contains a stored cross-site scripting vulnerability that allows authenticated administrators to inject malicious scripts through user creation fields. Attackers can insert JavaScript payloads in the First Name, Last Name, and Email fields during user creation, which execute when viewing the User List page.
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: 0.002 (13.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 13.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Codekernel Queue Management System — versions 4.0.0
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/49296 (exploit)
- codekernel.net/ (product)
- codecanyon.net/item/queue-management-system/22029961 (product)
- www.vulncheck.com/advisories/queue-management-system-stored-xss-via-add-user (third-party-advisory)
Frequently asked questions
- What is CVE-2020-37240?
- CVE-2020-37240 is a medium-severity vulnerability in Codekernel Queue Management System, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-05-16.
- How severe is CVE-2020-37240?
- Medium severity. CVSS v3 base score is 6.4 out of 10.