CVE-2026-18656

An uncontrolled search path element in Kiro IDE before version 1.0.228 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 opens the directory. To remediate this issue, users should upgrade to version 1.0.228 or higher.

CVSS 4.0

8.5CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.2% chance of exploitation in the next 30 days; higher than 12% of CVEs (scores of 2026-10-25)

CWE

CWE-427

Published

2026-08-04

Modified

2026-10-24

Record from

the NVD, synced 2026-10-24

Affected

• amazon:kiro_ide

References

• https://aws.amazon.com/security/security-bulletins/2026-074-aws/
• https://kiro.dev/changelog/ide/1-0/#patch-1-0-228

Check your stackJSON