XSS in Ulicms
CVE-2023-53925
UliCMS 2023.1 contains a stored cross-site scripting vulnerability that allows attackers to upload malicious SVG files with embedded JavaScript. Attackers can upload crafted SVG files through the file management interface that execute arbitrary scripts when viewed by other users.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
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: 0.004 (28.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- Ulicms — versions 2023.1
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/51435 (Exploit, exploit)
- web.archive.org/web/20230314183734/https://en.ulicms.de/ (Product, product)
- www.vulncheck.com/advisories/ulicms-stored-cross-site-scripting-via-svg-file-up… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2023-53925?
- CVE-2023-53925 is a medium-severity vulnerability in Ulicms, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-12-17.
- How severe is CVE-2023-53925?
- Medium severity. CVSS v3 base score is 6.1 out of 10.