{"id":"CVE-2025-71385","aliases":["DEBIAN-CVE-2025-71385","EUVD-2025-210409","GHSA-rwcv-c3fr-4hrw","UBUNTU-CVE-2025-71385"],"status":"published","title":"Netdata \u003c 2.3.1 - Reflected Cross-Site Scripting via love Parameter in ilove.svg Endpoint","description":"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=\u003cscript\u003e...\u003c/script\u003e; when a victim navigates to it the injected script executes in the victim browser in the origin of the Netdata instance (reflected cross-site scripting). These endpoints are registered with HTTP_ACL_NOCHECK and anonymous access and, because bearer-token protection is disabled by default, are reachable without authentication on a default Netdata agent. The issue was resolved by removing the ilove endpoint.","severity":{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.0043,"percentile":0.3768,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-07-02T19:37:42Z","modified":"2026-11-09T02:46:40Z","affected":[{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"netdata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.7.0+dfsg-1","1.8.0+dfsg-1","1.9.0+dfsg-1","1.9.0+dfsg-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"netdata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.16.1-2","1.19.0-3ubuntu1","1.19.0-3ubuntu1+esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"netdata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.29.3-4","1.31.0-4","1.33.1-1ubuntu1","1.33.1-1ubuntu1+esm1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"netdata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.42.1-1","1.43.1-1","1.43.2-1","1.43.2-1build1","1.43.2-1build2"]}],"products":[{"vendor":"netdata","product":"netdata"}],"references":[{"url":"https://github.com/netdata/netdata/releases/tag/v2.3.1","tags":["release-notes","Product","Release Notes","advisory","report"]},{"url":"https://github.com/netdata/netdata/pull/19919","tags":["issue-tracking","patch","Issue Tracking","Patch","fix","report"]},{"url":"https://github.com/netdata/netdata/commit/f82554fe9b21b5ae51a8663a3f4ddce84cac16af","tags":["patch","Patch","fix","report"]},{"url":"https://www.vulncheck.com/advisories/netdata-reflected-cross-site-scripting-via-love-parameter-in-ilove-svg-endpoint","tags":["third-party-advisory","Patch","Release Notes","Third Party Advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-71385","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-rwcv-c3fr-4hrw"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/71xxx/CVE-2025-71385.json","tags":["advisory"]},{"url":"https://github.com/netdata/netdata","tags":["package"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2025-71385","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-71385","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-71385","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2025-71385","title":"Netdata \u003c 2.3.1 - Reflected Cross-Site Scripting via love Parameter in ilove.svg Endpoint","description":"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=\u003cscript\u003e...\u003c/script\u003e; when a victim navigates to it the injected script executes in the victim browser in the origin of the Netdata instance (reflected cross-site scripting). These endpoints are registered with HTTP_ACL_NOCHECK and anonymous access and, because bearer-token protection is disabled by default, are reachable without authentication on a default Netdata agent. The issue was resolved by removing the ilove endpoint.","status":"published","published":"2026-07-02T19:37:42.359Z","modified":"2026-11-08T14:00:33.067Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-08T14:43:22.764053Z"}],"euvd":[{"id":"EUVD-2025-210409","description":"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=\u003cscript\u003e...\u003c/script\u003e; when a victim navigates to it the injected script executes in the victim browser in the origin of the Netdata instance (reflected cross-site scripting). These endpoints are registered with HTTP_ACL_NOCHECK and anonymous access and, because bearer-token protection is disabled by default, are reachable without authentication on a default Netdata agent. The issue was resolved by removing the ilove endpoint.","status":"published","published":"2026-07-02T19:37:42Z","modified":"2026-11-08T14:00:33Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"updated_at":"2026-11-08T15:13:10.25084Z"}],"ghsa":[{"id":"GHSA-rwcv-c3fr-4hrw","title":"Netdata before 2.3.1 reflects the user-supplied love query parameter of the api/v2/ilove.svg and...","description":"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=\u003cscript\u003e...\u003c/script\u003e; when a victim navigates to it the injected script executes in the victim browser in the origin of the Netdata instance (reflected cross-site scripting). These endpoints are registered with HTTP_ACL_NOCHECK and anonymous access and, because bearer-token protection is disabled by default, are reachable without authentication on a default Netdata agent. The issue was resolved by removing the ilove endpoint.","status":"published","published":"2026-07-02T21:32:11Z","modified":"2026-07-02T21:32:12Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:09:12.451783Z"}],"nvd":[{"id":"CVE-2025-71385","description":"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=\u003cscript\u003e...\u003c/script\u003e; when a victim navigates to it the injected script executes in the victim browser in the origin of the Netdata instance (reflected cross-site scripting). These endpoints are registered with HTTP_ACL_NOCHECK and anonymous access and, because bearer-token protection is disabled by default, are reachable without authentication on a default Netdata agent. The issue was resolved by removing the ilove endpoint.","status":"published","published":"2026-07-02T20:17:00.42Z","modified":"2026-10-12T21:10:00.227Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:02.535029Z"}],"osv":[{"id":"CVE-2025-71385","title":"Netdata \u003c 2.3.1 - Reflected Cross-Site Scripting via love Parameter in ilove.svg Endpoint","description":"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=\u003cscript\u003e...\u003c/script\u003e; when a victim navigates to it the injected script executes in the victim browser in the origin of the Netdata instance (reflected cross-site scripting). These endpoints are registered with HTTP_ACL_NOCHECK and anonymous access and, because bearer-token protection is disabled by default, are reachable without authentication on a default Netdata agent. The issue was resolved by removing the ilove endpoint.","status":"published","published":"2026-07-02T19:37:42.359Z","modified":"2026-11-09T07:13:49.28256713Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-09T03:16:24.800471Z"},{"id":"DEBIAN-CVE-2025-71385","description":"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=\u003cscript\u003e...\u003c/script\u003e; when a victim navigates to it the injected script executes in the victim browser in the origin of the Netdata instance (reflected cross-site scripting). These endpoints are registered with HTTP_ACL_NOCHECK and anonymous access and, because bearer-token protection is disabled by default, are reachable without authentication on a default Netdata agent. The issue was resolved by removing the ilove endpoint.","status":"withdrawn","published":"2026-07-02T20:17:00.42Z","modified":"2026-07-06T08:01:30.748161946Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:48.440897Z"},{"id":"UBUNTU-CVE-2025-71385","description":"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=\u003cscript\u003e...\u003c/script\u003e; when a victim navigates to it the injected script executes in the victim browser in the origin of the Netdata instance (reflected cross-site scripting). These endpoints are registered with HTTP_ACL_NOCHECK and anonymous access and, because bearer-token protection is disabled by default, are reachable without authentication on a default Netdata agent. The issue was resolved by removing the ilove endpoint.","status":"published","published":"2026-07-02T20:17:00Z","modified":"2026-07-09T15:15:36Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"},{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:55:55.926217Z"}]}}