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npm · Malicious package advisory

Malware

121block-pattern-explorer

GHSA-578g-mg5h-xxf3

Malicious code in 121block-pattern-explorer (npm)

Details

**Severity:** Critical

**Affected versions:** `> 0`

The package 121block-pattern-explorer 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/fc84852a6b288884e6aa6820251bcd1312157f1f/osv/malicious/npm/121block-pattern-explorer/MAL-2025-6979.json))

**References:**
- https://github.com/ossf/malicious-packages/blob/fc84852a6b288884e6aa6820251bcd1312157f1f/osv/malicious/npm/121block-pattern-explorer/MAL-2025-6979.json
- https://github.com/ossf/malicious-packages/blob/090d6d2336055bbb52c865221cd7d4c0a28a3fe2/osv/malicious/npm/121block-pattern-explorer/MAL-2025-6979.json
- https://github.com/advisories/GHSA-578g-mg5h-xxf3

Compromised versions (1)

  • > 0

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