{"schema_version":1,"title":"Svelte Devalue vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 8 vulnerabilities in Svelte Devalue: 7 in the last 7 days and 8 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, devalue uneval sparse-array CPU amplification, was published on 1 October 2026.","url":"https://junglewise.ai/threats/technologies/svelte-devalue","json_url":"https://junglewise.ai/threats/technologies/svelte-devalue.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/svelte-devalue","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":1,"all_time":8,"critical":0,"exploited":0,"last_7_days":7,"last_30_days":8,"last_90_days":8,"last_365_days":8},"latest":[{"cvss":4,"slug":"devalue-residual-sparse-array-cpu-amplification-in-uneval-288a909c","title":"devalue uneval sparse-array CPU amplification","severity":"medium","exploited":false,"published_at":"2026-10-01T15:17:42+00:00","url":"https://junglewise.ai/threats/devalue-residual-sparse-array-cpu-amplification-in-uneval-288a909c"},{"cvss":4,"slug":"devalue-repeated-primitive-strings-cause-quadratic-expansion-in-uneval-9363872e","title":"devalue quadratic expansion in uneval with repeated primitives","severity":"medium","exploited":false,"published_at":"2026-10-01T15:17:29+00:00","url":"https://junglewise.ai/threats/devalue-repeated-primitive-strings-cause-quadratic-expansion-in-uneval-9363872e"},{"cvss":4,"slug":"devalue-sparse-arrays-emitted-by-uneval-cause-eager-allocation-when-79528840","title":"devalue sparse arrays excessive memory allocation in uneval","severity":"medium","exploited":false,"published_at":"2026-10-01T15:17:13+00:00","url":"https://junglewise.ai/threats/devalue-sparse-arrays-emitted-by-uneval-cause-eager-allocation-when-79528840"},{"cvss":4,"slug":"devalue-custom-arraybuffer-revivers-can-bypass-typed-array-allocation-ecd9322f","title":"devalue uncontrolled ArrayBuffer allocation in custom revivers","severity":"medium","exploited":false,"published_at":"2026-10-01T15:15:56+00:00","url":"https://junglewise.ai/threats/devalue-custom-arraybuffer-revivers-can-bypass-typed-array-allocation-ecd9322f"},{"cvss":4,"slug":"devalue-stringifyasync-can-cause-an-unhandled-rejection-despite-a-1b814ff8","title":"devalue stringifyAsync unhandled promise rejection","severity":"medium","exploited":false,"published_at":"2026-10-01T15:15:13+00:00","url":"https://junglewise.ai/threats/devalue-stringifyasync-can-cause-an-unhandled-rejection-despite-a-1b814ff8"},{"slug":"devalue-malformed-null-prototype-object-keys-bypass-proto-rejection-via-b8ddc5d7","title":"devalue __proto__ rejection bypass via property-key coercion","severity":"medium","exploited":false,"published_at":"2026-10-01T15:13:23+00:00","url":"https://junglewise.ai/threats/devalue-malformed-null-prototype-object-keys-bypass-proto-rejection-via-b8ddc5d7"},{"cvss":4,"slug":"devalue-malformed-null-prototype-object-keys-bypass-proto-rejection-via-aefa93ff","title":"devalue library __proto__ bypass via malformed null-prototype keys","severity":"medium","exploited":false,"published_at":"2026-10-01T15:13:23+00:00","url":"https://junglewise.ai/threats/devalue-malformed-null-prototype-object-keys-bypass-proto-rejection-via-aefa93ff"},{"cve":"CVE-2026-92708","cvss":7.5,"epss":0.0073,"slug":"cve-2026-92708-svelte-devalue-is-a-javascript-library-that-serializes-values","title":"Svelte devalue memory disclosure in Node Buffer serialization","severity":"high","exploited":false,"published_at":"2026-09-18T20:17:30.15+00:00","url":"https://junglewise.ai/threats/cve-2026-92708-svelte-devalue-is-a-javascript-library-that-serializes-values"}],"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":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":1},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":7}],"related":[{"name":"SvelteKit","slug":"sveltekit","vulnerabilities":17,"url":"https://junglewise.ai/threats/technologies/sveltekit"},{"name":"Svelte Kit","slug":"kit","vulnerabilities":7,"url":"https://junglewise.ai/threats/technologies/kit"}],"technology":{"hub":true,"name":"Svelte Devalue","slug":"svelte-devalue","vendor":{"name":"Svelte","slug":"svelte","url":"https://junglewise.ai/threats/vendors/svelte"},"aliases":[],"category":"library","description":"Devalue is a JavaScript library for serializing values to strings.","url":"https://junglewise.ai/threats/technologies/svelte-devalue"},"most_severe":[{"cve":"CVE-2026-92708","cvss":7.5,"epss":0.0073,"slug":"cve-2026-92708-svelte-devalue-is-a-javascript-library-that-serializes-values","title":"Svelte devalue memory disclosure in Node Buffer serialization","severity":"high","exploited":false,"published_at":"2026-09-18T20:17:30.15+00:00","url":"https://junglewise.ai/threats/cve-2026-92708-svelte-devalue-is-a-javascript-library-that-serializes-values"},{"cvss":4,"slug":"devalue-residual-sparse-array-cpu-amplification-in-uneval-288a909c","title":"devalue uneval sparse-array CPU amplification","severity":"medium","exploited":false,"published_at":"2026-10-01T15:17:42+00:00","url":"https://junglewise.ai/threats/devalue-residual-sparse-array-cpu-amplification-in-uneval-288a909c"},{"cvss":4,"slug":"devalue-repeated-primitive-strings-cause-quadratic-expansion-in-uneval-9363872e","title":"devalue quadratic expansion in uneval with repeated primitives","severity":"medium","exploited":false,"published_at":"2026-10-01T15:17:29+00:00","url":"https://junglewise.ai/threats/devalue-repeated-primitive-strings-cause-quadratic-expansion-in-uneval-9363872e"},{"cvss":4,"slug":"devalue-sparse-arrays-emitted-by-uneval-cause-eager-allocation-when-79528840","title":"devalue sparse arrays excessive memory allocation in uneval","severity":"medium","exploited":false,"published_at":"2026-10-01T15:17:13+00:00","url":"https://junglewise.ai/threats/devalue-sparse-arrays-emitted-by-uneval-cause-eager-allocation-when-79528840"},{"cvss":4,"slug":"devalue-custom-arraybuffer-revivers-can-bypass-typed-array-allocation-ecd9322f","title":"devalue uncontrolled ArrayBuffer allocation in custom revivers","severity":"medium","exploited":false,"published_at":"2026-10-01T15:15:56+00:00","url":"https://junglewise.ai/threats/devalue-custom-arraybuffer-revivers-can-bypass-typed-array-allocation-ecd9322f"},{"cvss":4,"slug":"devalue-stringifyasync-can-cause-an-unhandled-rejection-despite-a-1b814ff8","title":"devalue stringifyAsync unhandled promise rejection","severity":"medium","exploited":false,"published_at":"2026-10-01T15:15:13+00:00","url":"https://junglewise.ai/threats/devalue-stringifyasync-can-cause-an-unhandled-rejection-despite-a-1b814ff8"},{"cvss":4,"slug":"devalue-malformed-null-prototype-object-keys-bypass-proto-rejection-via-aefa93ff","title":"devalue library __proto__ bypass via malformed null-prototype keys","severity":"medium","exploited":false,"published_at":"2026-10-01T15:13:23+00:00","url":"https://junglewise.ai/threats/devalue-malformed-null-prototype-object-keys-bypass-proto-rejection-via-aefa93ff"},{"slug":"devalue-malformed-null-prototype-object-keys-bypass-proto-rejection-via-b8ddc5d7","title":"devalue __proto__ rejection bypass via property-key coercion","severity":"medium","exploited":false,"published_at":"2026-10-01T15:13:23+00:00","url":"https://junglewise.ai/threats/devalue-malformed-null-prototype-object-keys-bypass-proto-rejection-via-b8ddc5d7"}],"generated_at":"2026-10-02T03:07:00.19066+00:00"}