MAL-2026-3477: Malicious package report
Malicious code in @tanstack/router-plugin (npm)
Published .
Updated .
Reported affected releases: 1.167.41, 1.167.38.
@tanstack/router-plugin (npm)
Known vulnerabilities and malicious package reports for @tanstack/router-plugin 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.
GHSA-g7cv-rxg3-hmpx: Vulnerability
Malware in @tanstack/* packages exfiltrates cloud credentials, GitHub tokens, and SSH keys
Published .
Updated .
Reported affected releases: 1.167.38, 1.167.41.
Affected ranges: introduced 1.167.38, fixed 1.167.42; introduced 1.167.41, fixed 1.167.42.
Fix versions reported by the advisory: 1.167.42.
Severity: CRITICAL.
Known to be exploited (CISA KEV).
Source: OSV, including OpenSSF malicious-package reports and GitHub advisories. No known report is not proof a package is safe.