LowGHSA-49q7-c7j4-3p7mCVE-2024-42461

Elliptic allows BER-encoded signatures

Published 2 Aug 2024 · Updated 4 Nov 2025

Affected package

Affected
>=5.2.1 <6.5.7
Fixed in
6.5.7
Update to the fixed version for your release line, for example:npm install elliptic@6.5.7

Details

In the Elliptic package 6.5.6 for Node.js, ECDSA signature malleability occurs because BER-encoded signatures are allowed.

Is GHSA-49q7-c7j4-3p7m in any of your client repos?

Checking one package by hand is fine. Checking it across forty client projects is not. NPMscan reads the lockfiles in every GitHub repo you pick, finds each project with an affected elliptic, and gives you the command that fixes it.

References

Advisory data from OSV.dev (opens OSV.dev in a new tab), refreshed daily.