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High 7.5Published Nov 28, 2023

CVE-2023-30590The generateKeys() API function returned from crypto.createDiffieHellman() only generates missing (or outdated) keys, that is, it only generates a private key if none has been set yet, but the functi…

Updated under an hour ago ()

Does this affect you?

It affects NodeJS Node and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

The generateKeys() API function returned from crypto.createDiffieHellman() only generates missing (or outdated) keys, that is, it only generates a private key if none has been set yet, but the function is also needed to compute the corresponding public key after calling setPrivateKey(). However, the documentation says this API call: "Generates private and public Diffie-Hellman key values". The documented behavior is very different from the actual behavior, and this difference could easily lead to security issues in applications that use these APIs as the DiffieHellman may be used as the basis for application-level security, implications are consequently broad.

CVSS
7.5 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness (CWE)
Not given
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
hackerone
NVD analysis
Modified
Record last updated
Oct 8, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
NodeJS Node
nodejs:node (from the name)
from 4.0 before 4.*; from 5.0 before 5.*; from 6.0 before 6.*; from 7.0 before 7.*; from 8.0 before 8.*; from 9.0 before 9.*; from 10.0 before 10.*; from 11.0 before 11.*; and 9 more ranges
CNA record
nodejs node.js
nodejs:node.js
from 16.0.0 before 16.20.1; from 18.0.0 before 18.16.1; from 20.0.0 before 20.3.1
NVD

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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