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Malicious code in @torbeck/priority-queue (npm)

0
High
Published: 07/13/2026 (07/13/2026, 19:34:41 UTC)
Source: GCVE Database
Product: @torbeck/priority-queue

Description

The npm package @torbeck/priority-queue republishes the legitimate @datastructures-js/priority-queue package but uses npm aliasing to substitute a dependency with a malicious package @torbeck/heap. This substitution causes the malicious @torbeck/heap package to be loaded instead of the legitimate dependency, potentially compromising any system that installs @torbeck/priority-queue. The malicious payload resides in @torbeck/heap and can lead to full system compromise. Immediate removal and secret/key rotation are recommended if this package was installed.

Affected software

npmghsa
@torbeck/priority-queue
Affected versions
=6.3.9=6.3.7=6.3.6

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/14/2026, 19:52:35 UTC

Technical Analysis

The @torbeck/priority-queue npm package is a repackaged version of the legitimate @datastructures-js/priority-queue, but it abuses npm alias syntax in its package.json to replace the legitimate @datastructures-js/heap dependency with a malicious sibling package @torbeck/[email protected] published by the same untrusted maintainer. When @torbeck/priority-queue is imported, it loads the malicious @torbeck/heap package instead of the legitimate heap package, enabling potential full compromise of the host system. The malicious code is contained in @torbeck/heap and must be analyzed separately. Systems with this package installed should be considered fully compromised.

Potential Impact

Any computer with @torbeck/priority-queue installed is at risk of full compromise due to the malicious dependency substitution. Attackers may gain full control, potentially accessing all secrets and keys stored on the system. Removal of the package alone does not guarantee eradication of the compromise, necessitating secret and key rotation from a clean environment.

Mitigation Recommendations

Remove the @torbeck/priority-queue package immediately if installed. Rotate all secrets and keys stored on the affected system from a different, trusted computer. Because the malicious payload resides in the aliased @torbeck/heap package, ensure no remnants remain. Monitor for any suspicious activity and consider system reimaging if compromise is suspected. Patch status is not confirmed; check vendor advisories for updates on remediation.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
MAL-2026-10472
Osv Schema Version
1.7.4
Ecosystems
["npm"]

Threat ID: 6a55ffa268715ace432f734d

Added to database: 07/14/2026, 09:21:38 UTC

Last enriched: 08/14/2026, 19:52:35 UTC

Last updated: 09/13/2026, 11:06:49 UTC

Views: 56

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