Command Injection in Kiro GitLab Merge Request Helper

published 2026-01-09 9 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-1682

cvss: 7.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.4%; EPSS 1.4% chance of exploitation in 30 days, percentile 73%
public exploits: 0; none known

Processing specially crafted workspace folder names could allow for arbitrary command injection in the Kiro GitLab Merge-Request helper in Kiro IDE before version 0.6.18 when opening maliciously crafted workspaces.

To mitigate, users should update to the latest version.

Patch / fix

fixed in 1 links 1

AWS Kiro IDE 0.6.18

kiro.dev/changelog/spec-correctness-and-cli/ patch

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 9 mo ago (2026-01-09)

Exploit prediction

1.44% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	4.0	8.4	CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA	4.0	8.4	CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

AWS Kiro IDE

Classification

Weakness

CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

kiro.dev /changelog/spec-correctness-and-cli/
patch, release-notes
aws.amazon.com /security/security-bulletins/2026-001-AWS/
vendor-advisory

Sources

CVE List CVE-2026-0830
NVD CVE-2026-0830

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary