XSS in Projectsend
CVE-2023-53906
projectSend r1605 contains a stored cross-site scripting vulnerability that allows authenticated administrators to inject malicious JavaScript through the custom assets configuration page. Attackers can craft a JavaScript payload in the custom assets section that will execute when other users load the affected page, enabling persistent script injection.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.003 (18.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Projectsend — versions r1605
Weakness classification (CWE)
References
- disclosure@vulncheck.com (Exploit, Third Party Advisory, exploit)
- disclosure@vulncheck.com (Product, product)
- disclosure@vulncheck.com (Exploit, Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2023-53906?
- CVE-2023-53906 is a medium-severity vulnerability in Projectsend, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2025-12-17.
- How severe is CVE-2023-53906?
- Medium severity. CVSS v3 base score is 4.8 out of 10.