VDB

GCVE-110-OSM-2026-3334

GCVE-110-OSM-2026-3334
Advisory PublishedCVSS 9.6/10
Vulnetix · Advisory published April 29, 2026
Executes arbitrary remote code at require-time by fetching a JSON payload from https://www.jsonkeeper.com/b/ZNKAU and passing the response's `content` field directly to `eval()`. Stage-2 payload is confirmed BeaverTail, establishing C2 connections to 78.142.218.27:1244 and 66.235.168.17:1244, dropping a persistent implant at .vscode/f.js, and transmitting victim telemetry. Package masquerades as the Node.js built-in `path` module. **Trigger** (require-time IIFE): path.js fires `loadStringData()` immediately on `require()`. **C2 fetch**: `randomStringRe` is a base64-encoded URL literal (`aHR0cHM6Ly93d3cuanNvbmtlZXBlci5jb20vYi9aTktBVQ==`); `atob(randomStringRe)` decodes to `https://www.jsonkeeper.com/b/ZNKAU`. **eval sink**: `fetch(url).json()` extracts `data.content` and passes it directly to `eval(codeString)`. **Stage-2 (BeaverTail)**: establishes C2 connections to 78.142.218.27:1244 and 66.235.168.17:1244; drops `.vscode/f.js` as a persistent implant; POSTs victim telemetry to C2. A second stage slot (`loadTokenData`/`tokenStringRe`) exists in source but is currently disabled (empty string value).

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

VendorProductVersionsPlatforms
unknownpath-internal-util1.0.0 (affected)

References

vendor

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