GCVE-110-OSM-2026-4327

Advisory PublishedCVSS 8.8/10

Vulnetix · Advisory published May 19, 2026

Malicious VSCode tasks.json file that delivers malware to user device, when the repository is opened as trusted workspace in visual studio code. There are two payload delivery methods in this repository, the first one is visual studio code tasks.json file, second one is postcss.config.js file, where base64 encoded string is passed to eval. This string when decoded contains _$_1e42, that is associated with PolinRider Campaign. The tasks.json file C2 URL is no longer active as of this writing.

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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		all (affected)	—

References

Malicious package:

advisory

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