CVE-2026-12958Arbitrary file write in Language Servers for AWS
Updated under an hour ago ()
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It affects Amazon Web Services Language Servers for AWS. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-61
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- AMZN
- NVD analysis
- Awaiting Analysis
- Record last updated
- Jun 23, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Amazon Web Services Language Servers for AWS amazon_web_services:language_servers_for_aws (from the name) | before 1.69.0 | CNA record |
References
- https://aws.amazon.com/security/security-bulletins/2026-047-aws/vendor-advisory
- https://github.com/aws/language-servers/security/advisories/GHSA-6v3r-4p5c-mrp5third-party-advisory
The CVE record on cve.org NVD's entry
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.