CVE-2026-45321 — TanStack Unspecified Vulnerability
CVE-2026-45321: TanStack Unspecified Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | TanStack |
| Product | TanStack |
| Date added | 2026-05-27 |
| Due date | 2026-06-10 |
| Ransomware campaign use | Known |
Description
TanStack contains an unspecified vulnerability that allowed malicious versions of the product to be published to the npm registry to publish credential-stealing malware under a trusted identity.
Required action (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notes
This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://github.com/TanStack/router/security/advisories/GHSA-g7cv-rxg3-hmpx ; https://nvd.nist.gov/vuln/detail/CVE-2026-45321
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-45321
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog