SB2026072293 - Cross-site request forgery in React Router

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Main Vulnerability Database SB2026072293

SB2026072293 - Cross-site request forgery in React Router

Published: July 22, 2026

Security Bulletin ID SB2026072293
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Cross-site request forgery (CVE-ID: N/A)

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

CVSSv4: 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]


The vulnerability allows a remote attacker to execute application actions via cross-site request forgery.

The vulnerability exists due to improper request origin validation in unstable RSC action handling when processing cross-site requests. A remote attacker can cause the victim's browser to send a specially crafted request to execute application actions via cross-site request forgery.

Only applications using the unstable RSC APIs are affected.


Remediation

Install update from vendor's website.

References