CVE-2026-53470: A flaw was found in migration-planner

Q: How do I fix CVE-2026-53470?

migration assessment: upgrade to 0.13.5. Exact commands for each OS are on this page.

Q: Is CVE-2026-53470 being exploited?

CVE-2026-53470 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-2026-53470 affect?

CVE-2026-53470 affects migration assessment. Severity is critical (CVSS 9.6). A flaw was found in migration-planner. An authenticated attacker could exploit an improper access control vulnerability in the `/api/v1/sources/{id}/image-url` endpoint. This flaw allows the attacker to bypass an ownership check and obtain

Q: How urgent is CVE-2026-53470?

Priority 39/100. Critical severity

This month

CRITICAL 9.6UPGRADE

CVE-2026-53470 is a critical-severity flaw (CVSS 9.6) affecting migration assessment. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A flaw was found in migration-planner. An authenticated attacker could exploit an improper access control vulnerability in the `/api/v1/sources/{id}/image-url` endpoint. This flaw allows the attacker to bypass an ownership check and obtain presigned S3 URLs for Open Virtual Appliance (OVA) images belonging to other users. Consequently, the attacker can download OVA images containing sensitive information, such as long-lived agent JSON Web Tokens

Why this priority

Critical severity

A fixed release or distro patch exists.

Risk facts

CVSS score	9.6 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 80%)
CISA exploited list	No
Weakness	CWE-639
Published	2026-06-10
Last modified	2026-06-17

Publisher (CNA): Red Hat, Inc. · Vendor: kebev2v

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-10 15:16 UTCPublished CVE record published
2026-06-17 14:28 UTCUpdated Record last modified

kebev2v migration assessment UPGRADE

Affected: < 0.13.5

Fixed in: 0.13.5

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy migration-assessment || rpm -q migration-assessment || migration-assessment --version

2. UPGRADE to 0.13.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade migration-assessment

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade migration-assessment

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-2026-53470?

migration assessment: upgrade to 0.13.5. Exact commands for each OS are on this page.

Is CVE-2026-53470 being exploited?

CVE-2026-53470 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-2026-53470 affect?

CVE-2026-53470 affects migration assessment. Severity is critical (CVSS 9.6). A flaw was found in migration-planner. An authenticated attacker could exploit an improper access control vulnerability in the `/api/v1/sources/{id}/image-url` endpoint. This flaw allows the attacker to bypass an ownership check and obtain

How urgent is CVE-2026-53470?

Priority 39/100. Critical severity

Related CVEs

CVE-2026-53471 CRITICAL 9.6 UPGRADE A flaw was found in migration-planner
CVE-2026-53469 CRITICAL 9.1 UPGRADE A flaw was found in migration-planner
CVE-2026-53474 CRITICAL 9.6 UPGRADE A flaw was found in migration-planner

References

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