npm package
backslash
pkg:npm/backslash
Malware
3 malicious versions on record
One or more versions of this package have been flagged as containing malicious code. Audit any system that installed an affected version.
- GHSA-53mq-f4w3-f7qvbackslash@0.2.1 contains malware after npm account takeoverSep 15, 2025
- MAL-2025-46968Malicious code in backslash (npm)Sep 8, 2025
- GHSA-m2xf-jp99-f298Duplicate Advisory: Malware in backslashSep 8, 2025
Vulnerabilities (1)
| CVE | Sev | CVSS | KEV | Affected versions | Fixed in | Published | Description |
|---|---|---|---|---|---|---|---|
| CVE-2025-59140 | Hig | — | >= 0.2.1, < 0.2.2 | 0.2.2 | Sep 15, 2025 | backlash parses collected strings with escapes. On 8 September 2025, the npm publishing account for backslash was taken over after a phishing attack. Version 0.2.1 was published, functionally identical to the previous patch version, but with a malware payload added attempting to |
- affected >= 0.2.1, < 0.2.2fixed 0.2.2
backlash parses collected strings with escapes. On 8 September 2025, the npm publishing account for backslash was taken over after a phishing attack. Version 0.2.1 was published, functionally identical to the previous patch version, but with a malware payload added attempting to