CVE-2026-102414 Affecting node-pbkdf2 package, versions *


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.28% (19th percentile)

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  • Snyk IDSNYK-ECHOLATEST-NODEPBKDF2-20335167
  • published30 Sept 2026
  • disclosed29 Sept 2026

Introduced: 29 Sep 2026

NewCVE-2026-102414  (opens in a new tab)

How to fix?

There is no fixed version for Echo:latest node-pbkdf2.

NVD Description

Note: Versions mentioned in the description apply only to the upstream node-pbkdf2 package and not the node-pbkdf2 package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

pbkdf2 through 3.1.6 re-hashes passwords longer than the digest's block size on every iteration in its JavaScript fallback (lib/sync.js). A password longer than the block size (64 bytes, or 128 bytes for sha384 and sha512) is passed to HMAC as the key on every iteration, and HMAC hashes such keys in full each time. Cost is therefore O(iterations × password length), and a long password can block the event loop. The fallback is used by pbkdf2Sync and pbkdf2 on Node.js before 0.12, on Bun (1.0.0 through 1.1.34, and 1.2.6 and later), and on Deno 2.9.0 and later, because their native pbkdf2Sync fails the library's feature check. It is also used when lib/sync.js is imported directly. Node.js 0.12 and later, and browser builds (which use lib/sync-browser.js), are not affected. Applications that enforce a reasonable maximum password length are not meaningfully affected.