# highcharts (npm) vulnerabilities Source: https://junglewise.ai/threats/technologies/highcharts Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/highcharts.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 10 vulnerabilities in highcharts (npm): 0 in the last 7 days and 6 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-118251, was published on 28 October 2026. 6 vulnerabilities in the last four weeks, up from none in the four before. ## Counts - Last 7 days: 0 - Last 30 days: 6 - Last 90 days: 6 - All time: 10 (0 critical, 0 exploited in the wild) ## About highcharts (npm) JavaScript charting library for creating interactive and responsive visual data representations. ## Latest highcharts (npm) vulnerabilities - [CVE-2026-118251: Highcharts JavaScript library cross-site scripting in credits link](https://junglewise.ai/threats/cve-2026-118251-highcharts-js-is-a-javascript-charting-library-based-on-svg) (high, CVSS 4, published 28 Oct 2026) - [CVE-2026-118250: Highcharts JS prototype pollution via dotted series keys](https://junglewise.ai/threats/cve-2026-118250-highcharts-js-is-a-javascript-charting-library-based-on-svg-from) (high, CVSS 4, published 28 Oct 2026) - [CVE-2026-118249: Highcharts JS prototype pollution in series data](https://junglewise.ai/threats/cve-2026-118249-highcharts-js-is-a-javascript-charting-library-based-on-svg-from) (high, CVSS 4, published 28 Oct 2026) - [CVE-2026-118246: Highcharts JavaScript event handler injection via breadcrumbs](https://junglewise.ai/threats/cve-2026-118246-highcharts-js-is-a-javascript-charting-library-based-on-svg-from) (high, CVSS 4, published 28 Oct 2026) - [CVE-2026-118244: Highcharts JS cross-site scripting via innerHTML fallback on print](https://junglewise.ai/threats/cve-2026-118244-highcharts-js-is-a-javascript-charting-library-based-on-svg-from) (high, CVSS 4, published 28 Oct 2026) - [CVE-2026-116796: Highcharts JS unfiltered xlink:href in exported SVG](https://junglewise.ai/threats/cve-2026-116796-highcharts-js-is-a-javascript-charting-library-based-on-svg-from) (high, CVSS 4, published 28 Oct 2026) - [CVE-2021-29489: Highcharts options structure cross-site scripting](https://junglewise.ai/threats/cve-2021-29489-highcharts-options-structure-cross-site-scripting) (low, CVSS 3.1, published 6 May 2021) - [Highcharts cross-site scripting in href sanitization](https://junglewise.ai/threats/highcharts-cross-site-scripting-in-href-sanitization-7367af5b) (low, CVSS 3.1, published 25 Aug 2020) - [Highcharts Regular Expression Denial of Service](https://junglewise.ai/threats/highcharts-regular-expression-denial-of-service-9adf5145) (info, published 19 Aug 2020) - [CVE-2018-20801: Highcharts regular expression denial of service](https://junglewise.ai/threats/cve-2018-20801-highcharts-regular-expression-denial-of-service) (low, CVSS 3, published 18 Mar 2019) ## Most severe highcharts (npm) vulnerabilities - [CVE-2026-118251: Highcharts JavaScript library cross-site scripting in credits link](https://junglewise.ai/threats/cve-2026-118251-highcharts-js-is-a-javascript-charting-library-based-on-svg) (high, CVSS 4, published 28 Oct 2026) - [CVE-2026-118250: Highcharts JS prototype pollution via dotted series keys](https://junglewise.ai/threats/cve-2026-118250-highcharts-js-is-a-javascript-charting-library-based-on-svg-from) (high, CVSS 4, published 28 Oct 2026) - [CVE-2026-118249: Highcharts JS prototype pollution in series data](https://junglewise.ai/threats/cve-2026-118249-highcharts-js-is-a-javascript-charting-library-based-on-svg-from) (high, CVSS 4, published 28 Oct 2026) - [CVE-2026-118246: Highcharts JavaScript event handler injection via breadcrumbs](https://junglewise.ai/threats/cve-2026-118246-highcharts-js-is-a-javascript-charting-library-based-on-svg-from) (high, CVSS 4, published 28 Oct 2026) - [CVE-2026-118244: Highcharts JS cross-site scripting via innerHTML fallback on print](https://junglewise.ai/threats/cve-2026-118244-highcharts-js-is-a-javascript-charting-library-based-on-svg-from) (high, CVSS 4, published 28 Oct 2026) - [CVE-2026-116796: Highcharts JS unfiltered xlink:href in exported SVG](https://junglewise.ai/threats/cve-2026-116796-highcharts-js-is-a-javascript-charting-library-based-on-svg-from) (high, CVSS 4, published 28 Oct 2026) - [CVE-2021-29489: Highcharts options structure cross-site scripting](https://junglewise.ai/threats/cve-2021-29489-highcharts-options-structure-cross-site-scripting) (low, CVSS 3.1, published 6 May 2021) - [Highcharts cross-site scripting in href sanitization](https://junglewise.ai/threats/highcharts-cross-site-scripting-in-href-sanitization-7367af5b) (low, CVSS 3.1, published 25 Aug 2020) - [CVE-2018-20801: Highcharts regular expression denial of service](https://junglewise.ai/threats/cve-2018-20801-highcharts-regular-expression-denial-of-service) (low, CVSS 3, published 18 Mar 2019) - [Highcharts Regular Expression Denial of Service](https://junglewise.ai/threats/highcharts-regular-expression-denial-of-service-9adf5145) (info, published 19 Aug 2020) ## Vulnerabilities per week 6 vulnerabilities in the last four weeks, up from none in the four before. | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 17 Aug 2026 | 0 | 0 | 0 | | 24 Aug 2026 | 0 | 0 | 0 | | 31 Aug 2026 | 0 | 0 | 0 | | 7 Sep 2026 | 0 | 0 | 0 | | 14 Sep 2026 | 0 | 0 | 0 | | 21 Sep 2026 | 0 | 0 | 0 | | 28 Sep 2026 | 0 | 0 | 0 | | 5 Oct 2026 | 0 | 0 | 0 | | 12 Oct 2026 | 0 | 0 | 0 | | 19 Oct 2026 | 0 | 0 | 0 | | 26 Oct 2026 | 6 | 0 | 0 | | 2 Nov 2026 | 0 | 0 | 0 | | 9 Nov 2026 | 0 | 0 | 0 | ## Other npm technologies - [openclaw (npm)](https://junglewise.ai/threats/technologies/npm-openclaw): 214 vulnerabilities - [flowise (npm)](https://junglewise.ai/threats/technologies/flowise): 133 vulnerabilities - [parse-server (npm)](https://junglewise.ai/threats/technologies/parse-server): 117 vulnerabilities - [vm2 (npm)](https://junglewise.ai/threats/technologies/vm2): 111 vulnerabilities - [electron (npm)](https://junglewise.ai/threats/technologies/electron): 77 vulnerabilities - [ghost (npm)](https://junglewise.ai/threats/technologies/ghost): 74 vulnerabilities - [n8n (npm)](https://junglewise.ai/threats/technologies/npm-n8n): 64 vulnerabilities - [hono (npm)](https://junglewise.ai/threats/technologies/hono): 62 vulnerabilities - [directus (npm)](https://junglewise.ai/threats/technologies/directus): 61 vulnerabilities - [nocodb (npm)](https://junglewise.ai/threats/technologies/nocodb): 54 vulnerabilities - [undici (npm)](https://junglewise.ai/threats/technologies/undici): 53 vulnerabilities - [@budibase/server (npm)](https://junglewise.ai/threats/technologies/budibase-server): 42 vulnerabilities ## Sources NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "highcharts (npm) vulnerabilities", https://junglewise.ai/threats/technologies/highcharts, 13 November 2026.