CVE-2026-53473

Migration-planner-ui-app: stored xss via javascript: url in agent credential link

Published Jun 10, 2026 CVSS 3.1 · 7.3 High EPSS < 1% KEV · Not listed
Description
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 leading to unauthorized cross-tenant data access and API actions.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Kubev2v migration Planner Ui
CPEs cpe:2.3:a:kubev2v:migration_planner_ui:*:*:*:*:*:*:*:*
Vendors & Products Kubev2v migration Planner Ui
Type Values Removed Values Added
First Time appeared Kubev2v
Kubev2v migration-planner-ui-app
Vendors & Products Kubev2v
Kubev2v migration-planner-ui-app
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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 leading to unauthorized cross-tenant data access and API actions.
Title Migration-planner-ui-app: stored xss via javascript: url in agent credential link
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Jun 10, 2026, 3:46 PM
Reserved
Jun 9, 2026, 5:03 PM
Status
Analyzed
Published
Jun 10, 2026, 3:16 PM
Modified
Jun 17, 2026, 10:57 AM
Severity
Important
Public date
Jun 7, 2026, 12:00 AM