backslash (npm)

Known vulnerabilities and malicious package reports for backslash on npm, live from OSV, with CISA KEV exploitation status and EPSS scores.

Known package reports

1 malicious package report and 0 vulnerabilities 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-53mq-f4w3-f7qv: Malicious package report

backslash@0.2.1 contains malware after npm account takeover

Published .

Updated .

Reported affected releases: 0.2.1.

Affected ranges: introduced 0.2.1, fixed 0.2.2.

Fix versions reported by the advisory: 0.2.2.

Severity: HIGH.

CVE-2025-59140

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