tanstack\/react-router vulnerabilities and fixes

Recent CVEs affecting tanstack\/react-router, with upgrade or downgrade steps. 1 tracked.

Also searched as: tanstack\/react router.

tanstack\/react-router has 1 tracked vulnerability, 1 critical and 1 exploited in the wild (CISA KEV). A fixed release or vendor patch exists for 1. Most recent: 2026-05-12. Highest priority: CVE-2026-45321 (score 91/100).

• CVE-2026-45321 CRITICAL 9.6 EXPLOITED DOWNGRADE DOWNGRADE TanStack Unspecified Vulnerability

FAQ

How do I fix tanstack\/react-router vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is tanstack\/react-router being exploited right now?

Yes: 1 tanstack\/react-router CVE is on the CISA Known Exploited Vulnerabilities list, so patch it first.

Which tanstack\/react-router CVE should I patch first?

CVE-2026-45321 currently ranks highest (91/100): TanStack Unspecified Vulnerability.

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