CVE-2026-12958

HIGH

Arbitrary file write in Language Servers for AWS

Title source: cna
STIX 2.1

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.

References (2)

Core 2

Scores

CVSS v3 7.8
EPSS 0.0026
EPSS Percentile 17.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-61
Status published
Products (1)
Amazon Web Services/Language Servers for AWS < 1.69.0
Published Jun 23, 2026
Tracked Since Jun 23, 2026