{"schema_version":1,"title":"Svelte Kit vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 7 vulnerabilities in Svelte Kit: 0 in the last 7 days and 2 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-82258, was published on 28 August 2026.","url":"https://junglewise.ai/threats/technologies/kit","json_url":"https://junglewise.ai/threats/technologies/kit.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/kit","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":2,"all_time":7,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":2,"last_365_days":5},"latest":[{"cve":"CVE-2026-82258","cvss":4.8,"epss":0.0024,"slug":"cve-2026-82258-sveltejs-kit-query-batch-cross-talk-vulnerability","title":"SvelteKit versions from 2.38.0 before 2.60.1 contain a race condition in query.batch that allows concurrent requests from different users to","severity":"medium","exploited":false,"published_at":"2026-08-28T12:16:38.77+00:00","url":"https://junglewise.ai/threats/cve-2026-82258-sveltejs-kit-query-batch-cross-talk-vulnerability"},{"cve":"CVE-2026-66062","cvss":5.3,"epss":0.0051,"slug":"cve-2026-66062-svelte-sveltekit-redos-in-accept-header-content-negotiation","title":"Svelte SvelteKit ReDoS in Accept header content negotiation","severity":"medium","exploited":false,"published_at":"2026-08-07T16:50:02+00:00","url":"https://junglewise.ai/threats/cve-2026-66062-svelte-sveltekit-redos-in-accept-header-content-negotiation"},{"cvss":5.9,"slug":"svelte-sveltekit-cross-user-data-disclosure-in-query-batch-72bcef47","title":"Svelte SvelteKit cross-user data disclosure in query.batch","severity":"medium","exploited":false,"published_at":"2026-05-21T17:59:05+00:00","url":"https://junglewise.ai/threats/svelte-sveltekit-cross-user-data-disclosure-in-query-batch-72bcef47"},{"cve":"CVE-2026-40074","cvss":7.5,"epss":0.0061,"slug":"cve-2026-40074-svelte-sveltekit-denial-of-service-in-redirect-function","title":"Svelte SvelteKit denial of service in redirect function","severity":"high","exploited":false,"published_at":"2026-04-10T17:17:12.513+00:00","url":"https://junglewise.ai/threats/cve-2026-40074-svelte-sveltekit-denial-of-service-in-redirect-function"},{"cve":"CVE-2026-40073","cvss":7.5,"epss":0.0096,"slug":"cve-2026-40073-svelte-sveltekit-body-size-limit-bypass-in-adapter-node","title":"Svelte SvelteKit body size limit bypass in adapter-node","severity":"high","exploited":false,"published_at":"2026-04-10T17:17:12.357+00:00","url":"https://junglewise.ai/threats/cve-2026-40073-svelte-sveltekit-body-size-limit-bypass-in-adapter-node"},{"cve":"CVE-2024-53261","cvss":3.1,"epss":0.0033,"slug":"cve-2024-53261-sveltejs-kit-cross-site-scripting-in-dev-mode-404-page","title":"SvelteJS Kit cross-site scripting in dev mode 404 page","severity":"low","exploited":false,"published_at":"2024-11-25T15:33:19+00:00","url":"https://junglewise.ai/threats/cve-2024-53261-sveltejs-kit-cross-site-scripting-in-dev-mode-404-page"},{"cve":"CVE-2024-53262","cvss":3.1,"epss":0.0048,"slug":"cve-2024-53262-sveltejs-kit-unescaped-error-message-xss-on-error-page","title":"SvelteJS Kit unescaped error message XSS on error page","severity":"low","exploited":false,"published_at":"2024-11-25T15:32:45+00:00","url":"https://junglewise.ai/threats/cve-2024-53262-sveltejs-kit-unescaped-error-message-xss-on-error-page"}],"weekly":[{"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":1},{"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":1},{"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},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"SvelteKit","slug":"sveltekit","vulnerabilities":17,"url":"https://junglewise.ai/threats/technologies/sveltekit"}],"technology":{"hub":true,"name":"Svelte Kit","slug":"kit","vendor":{"name":"Svelte","slug":"svelte","url":"https://junglewise.ai/threats/vendors/svelte"},"aliases":[],"category":"framework","homepage":"https://kit.svelte.dev/","repo_url":"https://github.com/sveltejs/kit","description":"A framework for building web applications using Svelte that provides routing, server-side rendering, and data fetching.","url":"https://junglewise.ai/threats/technologies/kit"},"most_severe":[{"cve":"CVE-2026-40073","cvss":7.5,"epss":0.0096,"slug":"cve-2026-40073-svelte-sveltekit-body-size-limit-bypass-in-adapter-node","title":"Svelte SvelteKit body size limit bypass in adapter-node","severity":"high","exploited":false,"published_at":"2026-04-10T17:17:12.357+00:00","url":"https://junglewise.ai/threats/cve-2026-40073-svelte-sveltekit-body-size-limit-bypass-in-adapter-node"},{"cve":"CVE-2026-40074","cvss":7.5,"epss":0.0061,"slug":"cve-2026-40074-svelte-sveltekit-denial-of-service-in-redirect-function","title":"Svelte SvelteKit denial of service in redirect function","severity":"high","exploited":false,"published_at":"2026-04-10T17:17:12.513+00:00","url":"https://junglewise.ai/threats/cve-2026-40074-svelte-sveltekit-denial-of-service-in-redirect-function"},{"cvss":5.9,"slug":"svelte-sveltekit-cross-user-data-disclosure-in-query-batch-72bcef47","title":"Svelte SvelteKit cross-user data disclosure in query.batch","severity":"medium","exploited":false,"published_at":"2026-05-21T17:59:05+00:00","url":"https://junglewise.ai/threats/svelte-sveltekit-cross-user-data-disclosure-in-query-batch-72bcef47"},{"cve":"CVE-2026-66062","cvss":5.3,"epss":0.0051,"slug":"cve-2026-66062-svelte-sveltekit-redos-in-accept-header-content-negotiation","title":"Svelte SvelteKit ReDoS in Accept header content negotiation","severity":"medium","exploited":false,"published_at":"2026-08-07T16:50:02+00:00","url":"https://junglewise.ai/threats/cve-2026-66062-svelte-sveltekit-redos-in-accept-header-content-negotiation"},{"cve":"CVE-2026-82258","cvss":4.8,"epss":0.0024,"slug":"cve-2026-82258-sveltejs-kit-query-batch-cross-talk-vulnerability","title":"SvelteKit versions from 2.38.0 before 2.60.1 contain a race condition in query.batch that allows concurrent requests from different users to","severity":"medium","exploited":false,"published_at":"2026-08-28T12:16:38.77+00:00","url":"https://junglewise.ai/threats/cve-2026-82258-sveltejs-kit-query-batch-cross-talk-vulnerability"},{"cve":"CVE-2024-53262","cvss":3.1,"epss":0.0048,"slug":"cve-2024-53262-sveltejs-kit-unescaped-error-message-xss-on-error-page","title":"SvelteJS Kit unescaped error message XSS on error page","severity":"low","exploited":false,"published_at":"2024-11-25T15:32:45+00:00","url":"https://junglewise.ai/threats/cve-2024-53262-sveltejs-kit-unescaped-error-message-xss-on-error-page"},{"cve":"CVE-2024-53261","cvss":3.1,"epss":0.0033,"slug":"cve-2024-53261-sveltejs-kit-cross-site-scripting-in-dev-mode-404-page","title":"SvelteJS Kit cross-site scripting in dev mode 404 page","severity":"low","exploited":false,"published_at":"2024-11-25T15:33:19+00:00","url":"https://junglewise.ai/threats/cve-2024-53261-sveltejs-kit-cross-site-scripting-in-dev-mode-404-page"}],"generated_at":"2026-09-28T03:07:00.154823+00:00"}