XSS in Cmdbuild
CVE-2021-47925
CMDBuild 3.3.2 contains multiple stored cross-site scripting vulnerabilities that allow authenticated attackers to inject arbitrary web script or HTML via crafted input in card creation and file upload endpoints. Attackers can inject XSS payloads through Employee card parameters or SVG file attachments in the classes endpoint, which execute when other users view the affected records or preview attachments.
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 (13.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 13th percentile — 13.4% 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
- Cmdbuild — versions CMDBuild 3.3.2
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/50527 (exploit)
- www.cmdbuild.org (product)
- www.cmdbuild.org/en/download/latest-version (product)
- www.vulncheck.com/advisories/cmdbuild-multiple-stored-cross-site-scripting (third-party-advisory)
Frequently asked questions
- What is CVE-2021-47925?
- CVE-2021-47925 is a medium-severity vulnerability in Cmdbuild, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-05-10.
- How severe is CVE-2021-47925?
- Medium severity. CVSS v3 base score is 6.4 out of 10.