npm/@tanstack/router-utils CVE-2026-45321: critical 9.6, exploited, EPSS 3.28%

Malware in @tanstack/* packages exfiltrates cloud credentials, GitHub tokens, and SSH keys

Action: Upgrade @tanstack/router-utils to 1.161.15 or later.

npm i @tanstack/router-utils@1.161.15

Affected

Fixed versions

Sources

• osv: GHSA-g7cv-rxg3-hmpx#npm/@tanstack/router-utils
• kev: CVE-2026-45321
• https://github.com/TanStack/router/security/advisories/GHSA-g7cv-rxg3-hmpx
• https://nvd.nist.gov/vuln/detail/CVE-2026-45321
• https://github.com/TanStack/router/issues/7383
• https://github.com/TanStack/router
• https://socket.dev/blog/tanstack-npm-packages-compromised-mini-shai-hulud-supply-chain-attack
• https://tanstack.com/blog/npm-supply-chain-compromise-postmortem
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-45321
• https://www.stepsecurity.io/blog/mini-shai-hulud-is-back-a-self-spreading-supply-chain-attack-hits-the-npm-ecosystem

CVE-2026-45321 · published 2026-05-12T00:12:49Z · modified 2026-09-10T03:51:05.608689266Z · JSON