VDB
GCVE-110-OSM-2026-13210
GCVE-110-OSM-2026-13210
Advisory PublishedCVSS 5.4/10
payload.bundle.min.js:11 hardcodes a webhook.site C2 URL and lines 27-39 use child_process.execSync to run whoami/id/uname -a, exfiltrating the output plus os.hostname and process info (line 44) to the attacker endpoint. The file is disguised as a benign Wix registry stub while the package claims to be a CSS polyfill, and no legitimate function exists for this code.
## Static analysis (vigil)
Verdict `BLOCK`, score 27/100. Critical/high findings:
- [critical] SC-026 Exfiltration/C2 infrastructure — `package/payload.bundle.min.js:11`
## Package metadata
- Publisher: unknown
- Published: 2026-10-04T16:13:23.548Z
- Install hooks: none found
- SHA-256 (tarball): `89de1daa54a36842152ec68e0757fd2c82c0975a56bccf4fd1b469f58d3c7a5c`
## IOCs (defanged)
- hxxps://webhook[.]site/5e52603d-f802-4a6f-b91b-43c3a5b45b6b
- webhook[.]site
Weaknesses (CWE)
CWE-506Embedded Malicious Code
Risk Scores
CVSS 3.1
5.4/10
Medium · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Affected Products
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| unknown | css-display-reading-polyfill | all (affected) | — |
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