# @builder.io/qwik (npm) vulnerabilities Source: https://junglewise.ai/threats/technologies/builder-io-qwik Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/builder-io-qwik.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 5 vulnerabilities in @builder.io/qwik (npm): 0 in the last 7 days and 1 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-84994, was published on 15 October 2026. 1 vulnerability in the last four weeks, up from none in the four before. ## Counts - Last 7 days: 0 - Last 30 days: 1 - Last 90 days: 1 - All time: 5 (0 critical, 0 exploited in the wild) ## About @builder.io/qwik (npm) @builder.io/qwik is an npm package for a web framework focused on instant-on performance. ## Latest @builder.io/qwik (npm) vulnerabilities - [CVE-2026-84994: Qwik server denial of service via malformed Resource thenable](https://junglewise.ai/threats/cve-2026-84994-qwik-crashing-any-qwik-server-via-resource-thenable) (high, CVSS 4, published 15 Oct 2026) - [CVE-2026-27971: Qwik remote code execution via server$ deserialization](https://junglewise.ai/threats/cve-2026-27971-qwik-remote-code-execution-via-server-deserialization) (medium, CVSS 4, published 2 Mar 2026) - [CVE-2024-41677: Qwik mutation XSS due to improper HTML escaping in SSR](https://junglewise.ai/threats/cve-2024-41677-qwik-mutation-xss-due-to-improper-html-escaping-in-ssr) (low, CVSS 3.1, published 6 Aug 2024) - [CVE-2023-1283: BuilderIO Qwik code injection in PureFunctionSerializer](https://junglewise.ai/threats/cve-2023-1283-builderio-qwik-code-injection-in-purefunctionserializer) (low, CVSS 3.1, published 9 Mar 2023) - [CVE-2023-0410: Builder.io Qwik cross-site scripting in attribute handling](https://junglewise.ai/threats/cve-2023-0410-builder-io-qwik-cross-site-scripting-in-attribute-handling) (low, CVSS 3.1, published 20 Jan 2023) ## Most severe @builder.io/qwik (npm) vulnerabilities - [CVE-2026-84994: Qwik server denial of service via malformed Resource thenable](https://junglewise.ai/threats/cve-2026-84994-qwik-crashing-any-qwik-server-via-resource-thenable) (high, CVSS 4, published 15 Oct 2026) - [CVE-2026-27971: Qwik remote code execution via server$ deserialization](https://junglewise.ai/threats/cve-2026-27971-qwik-remote-code-execution-via-server-deserialization) (medium, CVSS 4, published 2 Mar 2026) - [CVE-2023-1283: BuilderIO Qwik code injection in PureFunctionSerializer](https://junglewise.ai/threats/cve-2023-1283-builderio-qwik-code-injection-in-purefunctionserializer) (low, CVSS 3.1, published 9 Mar 2023) - [CVE-2023-0410: Builder.io Qwik cross-site scripting in attribute handling](https://junglewise.ai/threats/cve-2023-0410-builder-io-qwik-cross-site-scripting-in-attribute-handling) (low, CVSS 3.1, published 20 Jan 2023) - [CVE-2024-41677: Qwik mutation XSS due to improper HTML escaping in SSR](https://junglewise.ai/threats/cve-2024-41677-qwik-mutation-xss-due-to-improper-html-escaping-in-ssr) (low, CVSS 3.1, published 6 Aug 2024) ## Vulnerabilities per week 1 vulnerability 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 | 1 | 0 | 0 | | 19 Oct 2026 | 0 | 0 | 0 | | 26 Oct 2026 | 0 | 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, "@builder.io/qwik (npm) vulnerabilities", https://junglewise.ai/threats/technologies/builder-io-qwik, 13 November 2026.