TI-2026-03738 Aliases CVE-2026-4295 GHSA-qpcc-2ccj-gp68

Arbitrary code execution via crafted project files in Kiro IDE

LOW 38CWE-829Published 2026-03-17 · Updated 2026-03-18

Key facts

Attack vector: Local
Privileges required: None
User interaction: Passive
Attack complexity: Low
Attack requirements: None
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-829.

Summary

Improper trust boundary enforcement in Kiro IDE before version 0.8.0 on all supported platforms might allow a remote unauthenticated threat actor to execute arbitrary code via maliciously crafted project directory files that bypass workspace trust protections when a local user opens the directory. To remediate this issue, users should upgrade to version 0.8.0 or higher.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.0022 12th percentileScored 2026-11-07

Fix Fixed Kiro IDE (AWS): 0.8.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
AWS	Kiro IDE	0.1.0 to before 0.8.0	0.8.0	Patch available	CNA

Kiro IDE VendorAWS Affected 0.1.0 to before 0.8.0 Fixed in 0.8.0 Patch available CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPE	Versions	Role	Vendor
cpe:2.3:a:amazon:kiro_ide::::::::	—	—	AWS

cpe:2.3:a:amazon:kiro_ide:*:*:*:*:*:*:*:* Versions — — ·AWS

Remediation

Fix · CNA Kiro IDE (AWS) Fixed in 0.8.0

Timeline

2026-10-02 Threatist record created from CVE-2026-4295
2026-10-03 Alias added: GHSA-qpcc-2ccj-gp68

References

Advisory 1

https://aws.amazon.com/security/security-bulletins/2026-009-AWS/

Other 1

https://kiro.dev/changelog/ide/0-8/

TI-2026-23989 crypto: algif_aead - Revert to operating out-of-place KEVCVSS 3.1HIGH 7.8
TI-2023-23979 The HTTP/2 protocol allows a denial of service (server resource consumption) because… KEVCVSS 3.1HIGH 7.5
TI-2024-18648 Amazon AWS Amplify CLI before 12.10.1 incorrectly configures the role trust policy of IAM… CVSS 3.1CRITICAL 9.8
TI-2024-05929 Openssh: regresshion - race condition in ssh allows rce/dos CVSS 3.1HIGH 8.1
TI-2025-03847 Input validation issue in AWS Amplify Studio UI component properties CVSS 4.0CRITICAL 9.0
TI-2026-11603 HTTP/2 Stream Parser Confusion Body-Inspection Bypass in Amazon CloudFront with AWS WAF CVSS 4.0HIGH 7.9

See all 383 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences