CVE-2026-53473: A flaw was found in migration-planner-ui-app

Q: How do I fix CVE-2026-53473?

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

Q: Is CVE-2026-53473 being exploited?

CVE-2026-53473 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-2026-53473 affect?

CVE-2026-53473 affects migration planner ui. Severity is high (CVSS 7.3). A flaw was found in migration-planner-ui-app. An attacker can register a malicious discovery agent with a specially crafted credentialUrl containing JavaScript code. When an organizational user clicks this link in the user interface, the em

Routine

HIGH 7.3UPGRADE

CVE-2026-53473 is a high-severity flaw (CVSS 7.3) affecting migration planner ui. 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-ui-app. An attacker can register a malicious discovery agent with a specially crafted credentialUrl containing JavaScript code. When an organizational user clicks this link in the user interface, the embedded malicious code executes within the user's browser session. This cross-site scripting (XSS) vulnerability allows the attacker to compromise the victim's Red Hat Single Sign-On (SSO) session, potentially l

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.2% (top 92%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-06-10
Last modified	2026-06-17

Publisher (CNA): Red Hat, Inc. · Vendor: kubev2v

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 10:57 UTCUpdated Record last modified

kubev2v migration planner ui 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-planner-ui || rpm -q migration-planner-ui || migration-planner-ui --version

2. UPGRADE to 0.13.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade migration-planner-ui

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade migration-planner-ui

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-2026-53473?

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

Is CVE-2026-53473 being exploited?

CVE-2026-53473 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-2026-53473 affect?

CVE-2026-53473 affects migration planner ui. Severity is high (CVSS 7.3). A flaw was found in migration-planner-ui-app. An attacker can register a malicious discovery agent with a specially crafted credentialUrl containing JavaScript code. When an organizational user clicks this link in the user interface, the em

How urgent is CVE-2026-53473?

Priority 28/100. High severity

References

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