GHSA-jggr-w7fw-pc2j: fast-copy fixed in 4.1.0, 3.1.0 and 2.2.0

GHSA-jggr-w7fw-pc2j PUBLISHED CVSS 5.300000190734863 MEDIUM

fast-copy: Stack exhaustion in fast-copy when copying deeply-nested values

Record from GitHub Advisory Database · Published October 5, 2026

fast-copy is fixed in 4.1.0, 3.1.0 and 2.2.0 (npm)

fast-copy: Stack exhaustion in fast-copy when copying deeply-nested values

Fixed versions

Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.

Package	Ecosystem	Fixed in
fast-copy	npm	4.1.0, 3.1.0, 2.2.0
langfuse-3	Wolfi	3.225.12-r2
dotstatsuite-supercore	Chainguard	3.1.0_git20261008-r1
sqlpad	Chainguard	7.5.7-r48
sqlpad	Wolfi	7.5.7-r48

Risk scores

CVSS 3.1

5.300000190734863

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected products

Vendor	Product	Versions
wolfi	langfuse-3	0
chainguard	dotstatsuite-supercore	0
npm	fast-copy	0, 3.0.0, 4.0.0
chainguard	sqlpad	0
wolfi	sqlpad	0

Timeline

Oct 5, 2026 CVE Published

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-jggr-w7fw-pc2j
vulnetix vdb fixes GHSA-jggr-w7fw-pc2j

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  "https://api.vdb.vulnetix.com/v2/vuln/GHSA-jggr-w7fw-pc2j/fixes/registry"

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