VDB
GCVE-110-OSM-2026-14435
GCVE-110-OSM-2026-14435
Advisory PublishedCVSS 9.6/10
APT malware detected: Contagious Interview 2026. Associated with threat actor(s): Famous Chollima/UNC5267 (DPRK). Behaviors: data exfiltration, code execution, obfuscated code.
EXFIL
- Data Encoding for Exfiltration in build-cache.mjs: "btoa("
OBFUSCATION
- Dynamic Base64 Decoding in build-cache.mjs: "atob(_0x313c8)"
- Obfuscation: function to array replacements in build-cache.mjs
- Dynamic Base64 Decoding in cache-sweep.mjs: "atob(_0xf0a19163["
- Dynamic Base64 Decoding in cache-warm.mjs: "atob(_0x9be890207["
- Dynamic Base64 Decoding in workspaces.js: "atob(_0x060c214e7["
- Obfuscation (osm-deobfuscator): obfuscator-io in build-cache.mjs
- Base64 Encoded Payload in build-cache.mjs: ""tpbPnc/Xz4eegoOMmYzPwc+Oz9fPrruowN/d39vA2trZ3NjPwc+bz9fP38Pdw9jPkMGWz53P18+bgN/..."
- String Array Obfuscation in vendor/tailwindcss/dist/chunk-C2OYBFIH.mjs: "["black","silver","gray","white","maroon","red","purple","fuchsia","green","lime..."
(+14 more)
ADDITIONAL FINDINGS
- Campaign marker: Contagious Interview 2026 in cache-warm.mjs: "_0x1c18"
- Silent Process Execution in build-cache.mjs: "windowsHide: true"
- Platform Detection with Data Collection in build-cache.mjs: "JSON.stringify({ repos: _0xfe670.repos"
- Detached Child Process Payload in cache-warm.mjs: "spawn(_0x45aac.execPath, [_0x165d86e.join(_0x3b0f58d4,_0x012de1)], { detached: t..."
- Dynamic Code Execution in vendor/tailwindcss/dist/lib.js: "exec(e)"
- Brand New Package
(+2 more)
PAYLOAD FILES
workspaces.js (+ cache-warm.mjs)
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 | birch-css-utils | all (affected) | — |
Browse GCVE Records
922 records in the GCVE database · Updated November 4, 2026
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