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npm · Malicious package advisory

Malware

json-mapping-token

GHSA-fwpr-fxqv-253c

Malicious code in json-mapping-token (npm)

Details

**Severity:** Critical

**Affected versions:** `= 2.2.4`

## Source: amazon-inspector (c3e27e1c4dcb0a7a03e552d242b6d13a6834ae89bf87382c9ff28d8e88820be8)
The package json-mapping-token was found to contain malicious code.

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/ce5aebcf135d19fafa94c24995d7ad8fac9d024d/osv/malicious/npm/json-mapping-token/MAL-2026-2368.json))

**References:**
- https://github.com/ossf/malicious-packages/blob/ce5aebcf135d19fafa94c24995d7ad8fac9d024d/osv/malicious/npm/json-mapping-token/MAL-2026-2368.json
- https://github.com/advisories/GHSA-fwpr-fxqv-253c

Compromised versions (1)

  • = 2.2.4

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.