HIGH🇬🇧 English

CVE-2026-49440

CVSS 7.4v3.1pub. 2026-06-23upd. 2026-06-26

Deno is a JavaScript, TypeScript, and WebAssembly runtime. Prior to 2.8.1, node:crypto.checkPrime(candidate[, options][, callback]) and crypto.checkPrimeSync(candidate[, options]) ran no Miller-Rabin rounds at all when the caller left options.checks at its default of 0. In that mode, the only test applied to the candidate was trial division by the primes up to 17,863. Any composite whose smallest prime factor exceeds that bound — for example the product of two primes just above it, such as 17,881 × 17,891 — was reported as true ("probably prime"). The same divergence affected the lower-level op_node_check_prime / op_node_check_prime_bytes paths that the polyfill calls into. This vulnerability is fixed in 2.8.1.

oryginał EN
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  • Deno

    APP
    Deno
    < 2.8.1
🔵
ZWERYFIKUJ U PRODUCENTA
Brak jednoznacznych danych o patchu. Sprawdź referencje od producenta.
CWE
Referencje

Powiązane podatności

CVE-2026-22863CRITICAL9.2PL ✓ten sam produkt

Deno node:crypto — brak finalizacji szyfru umożliwia wielokrotne szyfrowanie

CVE-2023-28445CRITICAL9.9PL ✓ten sam produkt

Deno 1.32.0: out-of-bound read/write przez Resizable ArrayBuffers

CVE-2022-24783CRITICAL10.0PL ✓ten sam produkt

Deno: ominięcie uprawnień umożliwiające wykonanie dowolnego kodu powłoki

CVE-2021-32619CRITICAL9.8PL ✓ten sam produkt

Obejście uprawnień sieciowych i systemu plików w Deno (import dynamiczny)

CVE-2026-44726HIGH7.4ten sam produkt

Deno is a JavaScript, TypeScript, and WebAssembly runtime. From 2.0.0 until 2.7.8, a flaw in Deno's Node.js tl...