CVE-2026-10591: Insufficient access control restrictions in the file write tool in Amazon Kiro IDE before version 0.11 might a

Q: How do I fix CVE-2026-10591?

kiro ide: upgrade to 0.11. Exact commands for each OS are on this page.

Q: Is CVE-2026-10591 being exploited?

CVE-2026-10591 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-10591 affect?

CVE-2026-10591 affects kiro ide. Severity is high (CVSS 8.8). Insufficient access control restrictions in the file write tool in Amazon Kiro IDE before version 0.11 might allow remote unauthenticated actors to execute arbitrary commands via crafted instructions that cause writes to execution-sensitive

Q: How urgent is CVE-2026-10591?

Priority 50/100. High severity; On your watchlist

This month

HIGH 8.8WATCHLISTUPGRADE

CVE-2026-10591 is a high-severity flaw (CVSS 8.8) affecting kiro ide. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Insufficient access control restrictions in the file write tool in Amazon Kiro IDE before version 0.11 might allow remote unauthenticated actors to execute arbitrary commands via crafted instructions that cause writes to execution-sensitive paths (such as .vscode/tasks.json), enabling auto-execution on folder open. To remediate this issue, users should upgrade to Kiro IDE version 0.11 or later.

Why this priority

High severity
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.8% (top 43%)
CISA exploited list	No
Weakness	CWE-732
Published	2026-06-02
Last modified	2026-10-20

Publisher (CNA): AMZN · Vendor: amazon

Last updated 2026-10-20 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-02 16:16 UTCPublished CVE record published
2026-10-20 19:17 UTCUpdated Record last modified

amazon kiro ide UPGRADE

Affected: < 0.11

Fixed in: 0.11

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy kiro-ide || rpm -q kiro-ide || kiro-ide --version

2. UPGRADE to 0.11 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade kiro-ide

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade kiro-ide

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-10591?

kiro ide: upgrade to 0.11. Exact commands for each OS are on this page.

Is CVE-2026-10591 being exploited?

CVE-2026-10591 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-10591 affect?

CVE-2026-10591 affects kiro ide. Severity is high (CVSS 8.8). Insufficient access control restrictions in the file write tool in Amazon Kiro IDE before version 0.11 might allow remote unauthenticated actors to execute arbitrary commands via crafted instructions that cause writes to execution-sensitive

How urgent is CVE-2026-10591?

Priority 50/100. High severity; On your watchlist

Related CVEs

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CVE-2026-89332 MEDIUM 5.5 UPGRADE Inclusion of functionality from an untrusted control sphere in the Kiro Powers feature in Amazon Kiro IDE befo

References

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