What is CVE-2025-71385?

CVE-2025-71385 is a medium-severity vulnerability in Netdata, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-07-02.

How severe is CVE-2025-71385?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Netdata

CVE-2025-71385

Netdata before 2.3.1 reflects the user-supplied love query parameter of the api/v2/ilove.svg and api/v3/ilove.svg endpoints verbatim into the generated SVG document (into a text element) without HTML or XML escaping, and serves the respons…

Vulnerability class: XSS (Cross-Site Scripting)

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

Netdata — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

disclosure@vulncheck.com (patch)
disclosure@vulncheck.com (issue-tracking)
disclosure@vulncheck.com (release-notes)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2025-71385?: CVE-2025-71385 is a medium-severity vulnerability in Netdata, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-07-02.
How severe is CVE-2025-71385?: Medium severity. CVSS v3 base score is 6.1 out of 10.