{"schema_version":1,"title":"undici (npm) vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 12 vulnerabilities in undici (npm): 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-9675, was published on 17 June 2026.","url":"https://junglewise.ai/threats/technologies/undici","json_url":"https://junglewise.ai/threats/technologies/undici.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/undici","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":1,"all_time":12,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":0,"last_365_days":2},"latest":[{"cve":"CVE-2026-9675","cvss":7.5,"epss":0.0049,"slug":"cve-2026-9675-node-js-undici-denial-of-service-via-cumulative-websocket-fragment","title":"Node.js undici denial of service via cumulative WebSocket fragment bypass","severity":"high","exploited":false,"published_at":"2026-06-17T17:17:28.183+00:00","url":"https://junglewise.ai/threats/cve-2026-9675-node-js-undici-denial-of-service-via-cumulative-websocket-fragment"},{"cve":"CVE-2026-2581","cvss":3.1,"epss":0.0071,"slug":"cve-2026-2581-undici-unbounded-memory-consumption-in-deduplicationhandler","title":"Undici unbounded memory consumption in DeduplicationHandler","severity":"low","exploited":false,"published_at":"2026-03-13T20:37:58+00:00","url":"https://junglewise.ai/threats/cve-2026-2581-undici-unbounded-memory-consumption-in-deduplicationhandler"},{"cve":"CVE-2024-38372","cvss":3.1,"slug":"cve-2024-38372-node-js-undici-information-leak-in-response-arraybuffer","title":"Node.js Undici information leak in response.arrayBuffer","severity":"low","exploited":false,"published_at":"2024-07-09T13:32:30+00:00","url":"https://junglewise.ai/threats/cve-2024-38372-node-js-undici-information-leak-in-response-arraybuffer"},{"cve":"CVE-2024-24750","cvss":3.1,"epss":0.007,"slug":"cve-2024-24750-undici-fetch-memory-leak-when-body-not-consumed","title":"undici fetch() memory leak when body not consumed","severity":"low","exploited":false,"published_at":"2024-02-16T15:59:38+00:00","url":"https://junglewise.ai/threats/cve-2024-24750-undici-fetch-memory-leak-when-body-not-consumed"},{"cve":"CVE-2023-45143","cvss":3.1,"epss":0.0125,"slug":"cve-2023-45143-undici-cookie-header-not-cleared-on-cross-origin-redirect","title":"Undici cookie header not cleared on cross-origin redirect","severity":"low","exploited":false,"published_at":"2023-10-16T14:05:37+00:00","url":"https://junglewise.ai/threats/cve-2023-45143-undici-cookie-header-not-cleared-on-cross-origin-redirect"},{"cve":"CVE-2023-23936","cvss":3.1,"epss":0.0113,"slug":"cve-2023-23936-node-js-undici-crlf-injection-in-host-header","title":"Node.js undici CRLF injection in host header","severity":"low","exploited":false,"published_at":"2023-02-16T20:46:30+00:00","url":"https://junglewise.ai/threats/cve-2023-23936-node-js-undici-crlf-injection-in-host-header"},{"cve":"CVE-2023-24807","cvss":3.1,"epss":0.0132,"slug":"cve-2023-24807-node-js-undici-regular-expression-denial-of-service-in-headers","title":"Node.js undici Regular Expression Denial of Service in Headers","severity":"low","exploited":false,"published_at":"2023-02-16T20:46:10+00:00","url":"https://junglewise.ai/threats/cve-2023-24807-node-js-undici-regular-expression-denial-of-service-in-headers"},{"cve":"CVE-2022-35948","cvss":3.1,"epss":0.0127,"slug":"cve-2022-35948-node-js-undici-crlf-injection-in-content-type-header","title":"Node.js undici CRLF injection in Content-Type header","severity":"low","exploited":false,"published_at":"2022-08-18T19:02:56+00:00","url":"https://junglewise.ai/threats/cve-2022-35948-node-js-undici-crlf-injection-in-content-type-header"},{"cve":"CVE-2022-35949","cvss":3.1,"epss":0.0175,"slug":"cve-2022-35949-undici-server-side-request-forgery-via-pathname-parameter","title":"undici Server-Side Request Forgery via pathname parameter","severity":"low","exploited":false,"published_at":"2022-08-18T18:59:46+00:00","url":"https://junglewise.ai/threats/cve-2022-35949-undici-server-side-request-forgery-via-pathname-parameter"},{"cve":"CVE-2022-31151","cvss":3.1,"epss":0.0072,"slug":"cve-2022-31151-undici-cookies-leaked-on-cross-origin-redirect","title":"undici cookies leaked on cross-origin redirect","severity":"low","exploited":false,"published_at":"2022-07-21T20:31:05+00:00","url":"https://junglewise.ai/threats/cve-2022-31151-undici-cookies-leaked-on-cross-origin-redirect"},{"cve":"CVE-2022-31150","cvss":3.1,"slug":"cve-2022-31150-node-js-undici-crlf-injection-in-request-headers","title":"Node.js undici CRLF injection in request headers","severity":"low","exploited":false,"published_at":"2022-07-21T20:30:10+00:00","url":"https://junglewise.ai/threats/cve-2022-31150-node-js-undici-crlf-injection-in-request-headers"},{"cve":"CVE-2022-32210","cvss":3.1,"epss":0.0045,"slug":"cve-2022-32210-undici-proxyagent-certificate-validation-bypass","title":"Undici ProxyAgent certificate validation bypass","severity":"low","exploited":false,"published_at":"2022-06-17T01:02:29+00:00","url":"https://junglewise.ai/threats/cve-2022-32210-undici-proxyagent-certificate-validation-bypass"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"flowise (npm)","slug":"flowise","vulnerabilities":156,"url":"https://junglewise.ai/threats/technologies/flowise"},{"name":"vm2 (npm)","slug":"vm2","vulnerabilities":82,"url":"https://junglewise.ai/threats/technologies/vm2"},{"name":"@budibase/server (npm)","slug":"budibase-server","vulnerabilities":61,"url":"https://junglewise.ai/threats/technologies/budibase-server"},{"name":"directus (npm)","slug":"directus","vulnerabilities":60,"url":"https://junglewise.ai/threats/technologies/directus"},{"name":"nocodb (npm)","slug":"nocodb","vulnerabilities":55,"url":"https://junglewise.ai/threats/technologies/nocodb"},{"name":"hono (npm)","slug":"hono","vulnerabilities":54,"url":"https://junglewise.ai/threats/technologies/hono"},{"name":"parse-server (npm)","slug":"parse-server","vulnerabilities":42,"url":"https://junglewise.ai/threats/technologies/parse-server"},{"name":"dompurify (npm)","slug":"dompurify","vulnerabilities":39,"url":"https://junglewise.ai/threats/technologies/dompurify"},{"name":"ghost (npm)","slug":"ghost","vulnerabilities":39,"url":"https://junglewise.ai/threats/technologies/ghost"},{"name":"flowise-components (npm)","slug":"flowise-components","vulnerabilities":35,"url":"https://junglewise.ai/threats/technologies/flowise-components"},{"name":"astro (npm)","slug":"astro","vulnerabilities":30,"url":"https://junglewise.ai/threats/technologies/astro"},{"name":"@anthropic-ai/claude-code (npm)","slug":"anthropic-ai-claude-code","vulnerabilities":28,"url":"https://junglewise.ai/threats/technologies/anthropic-ai-claude-code"}],"technology":{"hub":true,"name":"undici (npm)","slug":"undici","vendor":{"name":"npm","slug":"npm","url":"https://junglewise.ai/threats/vendors/npm"},"aliases":[],"homepage":"https://undici.nodejs.org/","repo_url":"https://github.com/nodejs/undici","description":"An HTTP/1.1 client, written from scratch for Node.js.","url":"https://junglewise.ai/threats/technologies/undici"},"most_severe":[{"cve":"CVE-2026-9675","cvss":7.5,"epss":0.0049,"slug":"cve-2026-9675-node-js-undici-denial-of-service-via-cumulative-websocket-fragment","title":"Node.js undici denial of service via cumulative WebSocket fragment bypass","severity":"high","exploited":false,"published_at":"2026-06-17T17:17:28.183+00:00","url":"https://junglewise.ai/threats/cve-2026-9675-node-js-undici-denial-of-service-via-cumulative-websocket-fragment"},{"cve":"CVE-2022-35949","cvss":3.1,"epss":0.0175,"slug":"cve-2022-35949-undici-server-side-request-forgery-via-pathname-parameter","title":"undici Server-Side Request Forgery via pathname parameter","severity":"low","exploited":false,"published_at":"2022-08-18T18:59:46+00:00","url":"https://junglewise.ai/threats/cve-2022-35949-undici-server-side-request-forgery-via-pathname-parameter"},{"cve":"CVE-2023-24807","cvss":3.1,"epss":0.0132,"slug":"cve-2023-24807-node-js-undici-regular-expression-denial-of-service-in-headers","title":"Node.js undici Regular Expression Denial of Service in Headers","severity":"low","exploited":false,"published_at":"2023-02-16T20:46:10+00:00","url":"https://junglewise.ai/threats/cve-2023-24807-node-js-undici-regular-expression-denial-of-service-in-headers"},{"cve":"CVE-2022-35948","cvss":3.1,"epss":0.0127,"slug":"cve-2022-35948-node-js-undici-crlf-injection-in-content-type-header","title":"Node.js undici CRLF injection in Content-Type header","severity":"low","exploited":false,"published_at":"2022-08-18T19:02:56+00:00","url":"https://junglewise.ai/threats/cve-2022-35948-node-js-undici-crlf-injection-in-content-type-header"},{"cve":"CVE-2023-45143","cvss":3.1,"epss":0.0125,"slug":"cve-2023-45143-undici-cookie-header-not-cleared-on-cross-origin-redirect","title":"Undici cookie header not cleared on cross-origin redirect","severity":"low","exploited":false,"published_at":"2023-10-16T14:05:37+00:00","url":"https://junglewise.ai/threats/cve-2023-45143-undici-cookie-header-not-cleared-on-cross-origin-redirect"},{"cve":"CVE-2023-23936","cvss":3.1,"epss":0.0113,"slug":"cve-2023-23936-node-js-undici-crlf-injection-in-host-header","title":"Node.js undici CRLF injection in host header","severity":"low","exploited":false,"published_at":"2023-02-16T20:46:30+00:00","url":"https://junglewise.ai/threats/cve-2023-23936-node-js-undici-crlf-injection-in-host-header"},{"cve":"CVE-2022-31151","cvss":3.1,"epss":0.0072,"slug":"cve-2022-31151-undici-cookies-leaked-on-cross-origin-redirect","title":"undici cookies leaked on cross-origin redirect","severity":"low","exploited":false,"published_at":"2022-07-21T20:31:05+00:00","url":"https://junglewise.ai/threats/cve-2022-31151-undici-cookies-leaked-on-cross-origin-redirect"},{"cve":"CVE-2026-2581","cvss":3.1,"epss":0.0071,"slug":"cve-2026-2581-undici-unbounded-memory-consumption-in-deduplicationhandler","title":"Undici unbounded memory consumption in DeduplicationHandler","severity":"low","exploited":false,"published_at":"2026-03-13T20:37:58+00:00","url":"https://junglewise.ai/threats/cve-2026-2581-undici-unbounded-memory-consumption-in-deduplicationhandler"},{"cve":"CVE-2024-24750","cvss":3.1,"epss":0.007,"slug":"cve-2024-24750-undici-fetch-memory-leak-when-body-not-consumed","title":"undici fetch() memory leak when body not consumed","severity":"low","exploited":false,"published_at":"2024-02-16T15:59:38+00:00","url":"https://junglewise.ai/threats/cve-2024-24750-undici-fetch-memory-leak-when-body-not-consumed"},{"cve":"CVE-2022-32210","cvss":3.1,"epss":0.0045,"slug":"cve-2022-32210-undici-proxyagent-certificate-validation-bypass","title":"Undici ProxyAgent certificate validation bypass","severity":"low","exploited":false,"published_at":"2022-06-17T01:02:29+00:00","url":"https://junglewise.ai/threats/cve-2022-32210-undici-proxyagent-certificate-validation-bypass"}],"generated_at":"2026-09-26T10:14:00.201383+00:00"}