@tanstack/start-client-core (npm)

Known vulnerabilities and malicious package reports for @tanstack/start-client-core on npm, live from OSV, with CISA KEV exploitation status and EPSS scores.

Known package reports

1 malicious package report and 1 vulnerability returned by OSV. Check a specific version to see which reports apply.

If you installed a reported malicious release, remove it and rotate the credentials that machine could access. Upgrading does not undo code that already ran.

MAL-2026-3487: Malicious package report

Malicious code in @tanstack/start-client-core (npm)

Published .

Updated .

Reported affected releases: 1.168.8, 1.168.5.

GHSA-g7cv-rxg3-hmpx: Vulnerability

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

Published .

Updated .

Reported affected releases: 1.168.5, 1.168.8.

Affected ranges: introduced 1.168.5, fixed 1.168.9; introduced 1.168.8, fixed 1.168.9.

Fix versions reported by the advisory: 1.168.9.

Severity: CRITICAL.

Known to be exploited (CISA KEV).

CVE-2026-45321

Source: OSV, including OpenSSF malicious-package reports and GitHub advisories. No known report is not proof a package is safe.