CVE-2026-18657
📛 CVE Title
Executable Resolution from Untrusted Project Directory in Kiro CLI on Windows
Description
An uncontrolled search path element in Kiro CLI before version 2.10.0 on Windows might allow a remote unauthenticated actor to execute arbitrary code via a maliciously crafted project directory containing an executable that bypasses workspace trust protections when a local user starts Kiro CLI in the directory. To remediate this issue, users should upgrade to version 2.10.0 or higher.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- AMZN
- CVSS severity
- HIGH
- CVSS score
- 8.5 / 10
- CVSS vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N- Effective score
- 8.5 / 10 HIGH source: CNA overview
- CWE(s)
-
CWE-427 - Reserved
- 2026-08-03
- Published
- 2026-08-04 19:38 UTC
- Last updated
- 2026-08-05 03:57 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/18xxx/CVE-2026-18657.json
- Linked Threat
- CVE-2026-18657 — Executable Resolution from Untrusted Project Directory in Kiro CLI on Windows
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| Amazon | Kiro CLI |
0 (affected)
|
— |
Vendor references (2)
References embedded in the original CVE record by the assigning CNA.
- https://kiro.dev/changelog/cli/2-10/ release-notespatch
- https://aws.amazon.com/security/security-bulletins/2026-074-aws/ vendor-advisory
Web references (0)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
No web references attached yet.
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2026-18657.json.
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