Cross-site request forgery in server-runtime - CVE-2026-22030
Published: June 19, 2026
Vulnerability identifier: #VU134928
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-22030
CWE-ID: CWE-352
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform cross-site request forgery attacks.
The vulnerability exists due to origin validation error in action and server action request processing when handling document POST requests to UI routes. A remote attacker can cause the victim's browser to send a crafted cross-site request to perform cross-site request forgery attacks.
The issue affects applications using server-side route action handlers in framework mode or React Server Actions in unstable RSC modes. Declarative mode and data mode are not affected.
Affected software
server-runtime
IBM Fusion HCI
React Router
Data Cataloging
IBM Fusion HCI
React Router
Data Cataloging
How to mitigate CVE-2026-22030
Install security update from vendor's website.
server-runtime - update to 2.17.3
IBM Fusion HCI - update to 2.13.0
React Router - update to 7.12.0
Data Cataloging - update to 2.5.3
IBM Fusion HCI - update to 2.13.0
React Router - update to 7.12.0
Data Cataloging - update to 2.5.3