Arbitrary file upload in Contao
CVE-2024-45965
Contao before 5.5.6 allows XSS via an SVG document. This affects (in contao/core-bundle in Composer) 4.x before 4.13.54, 5.0.x through 5.3.x before 5.3.30, and 5.4.x and 5.5..x before 5.5.6.
Vulnerability class: Unrestricted File Upload
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: 0.003 (24.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 24.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
- Contao — versions 4.0.0, 5.0.0, 5.4.0
Weakness classification (CWE)
References
- grimthereaperteam.medium.com/contao-5-4-1-malicious-file-upload-xss-in-svg-30ed… (Exploit, Third Party Advisory)
- contao.org/en/security-advisories/cross-site-scripting-through-svg-uploads (Vendor Advisory)
Frequently asked questions
- What is CVE-2024-45965?
- CVE-2024-45965 is a medium-severity vulnerability in Contao, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 6.4/10. Published 2024-10-02.
- How severe is CVE-2024-45965?
- Medium severity. CVSS v3 base score is 6.4 out of 10.