XSS in Deepseek

CVE-2025-63872

DeepSeek V3.2 has a Cross Site Scripting (XSS) vulnerability, which allows JavaScript execution through model-generated SVG content.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (13.0th percentile) — read the EPSS interpretation.

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.

Affected products

  • Deepseek — versions 3.2
  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-63872?
CVE-2025-63872 is a medium-severity vulnerability in Deepseek, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-12-02.
How severe is CVE-2025-63872?
Medium severity. CVSS v3 base score is 6.1 out of 10.