VDB
GCVE-110-OSM-2026-5348
GCVE-110-OSM-2026-5348
Advisory PublishedCVSS 8.8/10
Malicious package detected. Behaviors: data exfiltration, code execution, install-time execution.
Entrypoint: dist/index.js (main: dist/index.js)
Payload: dist/index.js
Secondary files: dist/postinstall.js
Key findings:
- Dynamic Code Execution in dist/index.js: "exec(cmd)"
- Shell Command Execution in dist/index.js: "require("child_process")"
- Dynamic Code Execution in dist/postinstall.js: "exec(cmd)"
- Shell Command Execution in dist/postinstall.js: "require("child_process")"
- Rapid Version Publishing
IOCs:
- urls: https://tanstack.com/blog/npm-supply-chain-compromise-postmortem, https://tanstack.com/blog/incident-followup
- domains: tanstack.com
- payloadFileHash: 5047669d3fda9c14ed1e97071d6c5137edc5e5f3463af90547301ac49e3c04f8
Weaknesses (CWE)
CWE-506Embedded Malicious Code
Risk Scores
CVSS 3.1
8.8/10
High · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| unknown | cache-poisoning-pwn-demo | 0.1.32 (affected) | — |
Aliases
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