{"id":"EUVD-2026-80943","enisaUuid":"ecff09da-c303-34b5-99b4-58ad38a57003","description":"Svelte devalue is a JavaScript library that serializes values into strings when JSON.stringify isn\u0027t sufficient for the job. Prior to 5.9.2, devalue.parse does not reject out-of-bounds indices that are greater than or equal to values.length in src/parse.js. A specially crafted untrusted payload can make the parser alternate between array representations, producing quadratic work as the payload grows and causing denial of service in applications that parse untrusted devalue data. This issue is fixed in version 5.9.2.","datePublished":"Sep 16, 2026, 6:34:34 PM","dateUpdated":"Sep 17, 2026, 7:25:51 PM","baseScore":5.3,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","references":"https://github.com/sveltejs/devalue/security/advisories/GHSA-9rgm-9g3h-6x36\nhttps://github.com/sveltejs/devalue/commit/8b2a4562c446d7c36d9d629778079a5fae4243e1\nhttps://github.com/sveltejs/devalue/releases/tag/v5.9.2\n","aliases":"CVE-2026-81176\nGHSA-9rgm-9g3h-6x36\n","assigner":"GitHub_M","epss":0.51,"enisaIdProduct":[{"id":"10eea857-a32b-3354-8daf-3bec758362ab","product":{"name":"devalue","vendor":{"name":"sveltejs"}},"product_version":"\u003c 5.9.2"}],"enisaIdVendor":[{"id":"d711f11b-f5a3-3dd5-93a7-a6d283d2ed90","vendor":{"name":"sveltejs"}}],"enisaIdVulnerability":[{"id":"552d6157-13d7-32cb-9964-bc533039d321","vulnerability":{"id":"GHSA-9rgm-9g3h-6x36","description":"Svelte devalue: DoS via malformed input","datePublished":"Sep 17, 2026, 8:28:21 PM","dateUpdated":"Sep 17, 2026, 8:28:21 PM","baseScore":0.0,"references":"https://github.com/sveltejs/devalue/security/advisories/GHSA-9rgm-9g3h-6x36\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-81176\nhttps://github.com/sveltejs/devalue/commit/8b2a4562c446d7c36d9d629778079a5fae4243e1\nhttps://github.com/sveltejs/devalue\nhttps://github.com/sveltejs/devalue/releases/tag/v5.9.2\n","enisa_id":"EUVD-2026-80943\n","aliases":"CVE-2026-81176\nGHSA-9rgm-9g3h-6x36\n","epss":0.0,"dataProcessed":"Nov 9, 2026, 3:53:48 PM","vulnerabilityProduct":[],"vulnerabilityVendor":[]}},{"id":"593ca573-810f-37c0-9b3a-01f01b577308","vulnerability":{"id":"CVE-2026-81176","description":"Svelte devalue is a JavaScript library that serializes values into strings when JSON.stringify isn\u0027t sufficient for the job. Prior to 5.9.2, devalue.parse does not reject out-of-bounds indices that are greater than or equal to values.length in src/parse.js. A specially crafted untrusted payload can make the parser alternate between array representations, producing quadratic work as the payload grows and causing denial of service in applications that parse untrusted devalue data. This issue is fixed in version 5.9.2.","datePublished":"Sep 16, 2026, 6:34:34 PM","dateUpdated":"Sep 17, 2026, 7:25:51 PM","status":"PUBLISHED","baseScore":5.3,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","references":"https://github.com/sveltejs/devalue/security/advisories/GHSA-9rgm-9g3h-6x36\nhttps://github.com/sveltejs/devalue/commit/8b2a4562c446d7c36d9d629778079a5fae4243e1\nhttps://github.com/sveltejs/devalue/releases/tag/v5.9.2\n","enisa_id":"EUVD-2026-80943\n","assigner":"GitHub_M","epss":0.51,"dataProcessed":"Nov 11, 2026, 7:26:06 AM","vulnerabilityProduct":[{"id":"c3ea6868-0225-3ce1-ad1c-624151c678cb","product":{"name":"devalue","vendor":{"name":"sveltejs"}},"product_version":"\u003c 5.9.2"}],"vulnerabilityVendor":[{"id":"0bf209fc-11d5-310e-b6b0-0d820af25a67","vendor":{"name":"sveltejs"}}]}}],"enisaIdAdvisory":[]}