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.

Q: How do I fix CVE-2025-71385?

netdata: upgrade to 2.3.1. Exact commands for each OS are on this page.

Q: Is CVE-2025-71385 being exploited?

CVE-2025-71385 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-71385 affect?

CVE-2025-71385 affects netdata. Severity is medium (CVSS 6.1). 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 response

Q: How urgent is CVE-2025-71385?

Priority 31/100. No elevated risk signals yet.

Routine

MEDIUM 6.1UPGRADE

CVE-2025-71385 is a medium-severity flaw (CVSS 6.1) affecting netdata. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 response with Content-Type image/svg+xml. An attacker can craft a URL such as /api/v2/ilove.svg?love=<script>...</script>; when a victim navigates to it the injected script executes in the victim browser in the origin

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 63%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-07-02
Last modified	2026-10-12

Publisher (CNA): VulnCheck · Vendor: netdata

Last updated 2026-10-12 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-07-02 20:17 UTCPublished CVE record published
2026-10-12 21:10 UTCUpdated Record last modified

netdata netdata UPGRADE

Affected: < 2.3.1

Fixed in: 2.3.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy netdata || rpm -q netdata || netdata --version

2. UPGRADE to 2.3.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade netdata

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade netdata

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-71385?

netdata: upgrade to 2.3.1. Exact commands for each OS are on this page.

Is CVE-2025-71385 being exploited?

CVE-2025-71385 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-71385 affect?

CVE-2025-71385 affects netdata. Severity is medium (CVSS 6.1). 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 response

How urgent is CVE-2025-71385?

Priority 31/100. No elevated risk signals yet.

References

← Back to latest CVEs