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High · 7.8 CVE-2026-12958 EUVD-2026-38489GHSA-6v3r-4p5c-mrp5

Arbitrary file write in Language Servers for AWS

Published Jun 23, 2026 · Updated Jun 23, 2026 · Assigned by AMZN

Description

Missing symlink validation in Language Servers for AWS may allow an arbitrary file write outside of the workspace trust boundary. This may occur when a local user opens a workspace with a maliciously crafted symlink that resolves to a file path outside the workspace trust boundary.

To remediate this issue, users should upgrade to version 1.69.0 or higher.

Affected products

VendorProductAffectedFixed
Amazon Web Services Language Servers for AWS < 1.69.0 1.69.0

Affected packages

EcosystemPackageAffectedFixedRecord
npm @aws/lsp-codewhisperer < 0.0.117 0.0.117 GHSA-6v3r-4p5c-mrp5

References