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gem · Malicious package advisory

Malware

diff-analysis

GHSA-j8g3-764g-vg2h

Malicious code in diff-analysis (RubyGems)

Details

**Severity:** Critical

**Affected versions:** `= 0.1.0.r8ff4356`

## Source: ossf-package-analysis (53f5c59231a450ff5c362e5a1f69715ca48a0ee311ba81d90daa03baef384a1d)
The OpenSSF Package Analysis project identified 'diff-analysis' @ 0.1.0.r8ff4356 (rubygems) as malicious.

It is considered malicious because:

- The package executes one or more commands associated with malicious behavior.

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/9fbb5fba02ba2f02395d3d2d43c31b2c482b7a9d/osv/malicious/rubygems/diff-analysis/MAL-2025-46904.json))

**References:**
- https://github.com/ossf/malicious-packages/blob/9fbb5fba02ba2f02395d3d2d43c31b2c482b7a9d/osv/malicious/rubygems/diff-analysis/MAL-2025-46904.json
- https://github.com/advisories/GHSA-j8g3-764g-vg2h

Compromised versions (1)

  • = 0.1.0.r8ff4356

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