{"action":"Upgrade devalue to 5.8.1 or later.","affected":[{"fixed":"5.8.1","introduced":"5.6.3"}],"component":"devalue","cve_ids":["CVE-2026-42570"],"ecosystem":"npm","epss":0.00397,"exploited":false,"fixed_versions":["5.8.1"],"ghsa_id":"GHSA-77vg-94rm-hx3p","id":"tcs_01M5KF97FXSSPBG2923YD6JPJ9","modified_at":"2026-06-09T18:45:32.246793064Z","published_at":"2026-05-14T20:23:47Z","references":["https://osv.dev/vulnerability/GHSA-77vg-94rm-hx3p","https://github.com/sveltejs/devalue/security/advisories/GHSA-77vg-94rm-hx3p","https://nvd.nist.gov/vuln/detail/CVE-2026-42570","https://github.com/sveltejs/devalue/commit/206ca6712fbc380a4571c59de9ab04b91110792d","https://github.com/sveltejs/devalue","https://github.com/sveltejs/devalue/releases/tag/v5.8.1"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-77vg-94rm-hx3p","url":"https://osv.dev/vulnerability/GHSA-77vg-94rm-hx3p"}],"summary":"Svelte devalue: DoS via sparse array deserialization"}