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Cve-2026-42570

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medium advisory

Svelte devalue Denial-of-Service via Sparse Array Deserialization (CVE-2026-42570)

The `devalue` package is vulnerable to a denial-of-service (DoS) attack (CVE-2026-42570) due to excessive memory allocation during sparse array deserialization via `devalue.parse`, affecting versions 5.6.3 through 5.8.0.

devalue denial-of-service cve-2026-42570
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