{"answers":{"affected":"1 open source package ship an affected version, including discord-mfa.","exploited":"There is no known exploitation of MAL-2026-15552 in the wild and no public exploit code.","fix":"Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.","what":"MAL-2026-15552 is a malicious package in discord-mfa, published on 29 Aug 2026."},"fix_prompt":"MAL-2026-15552 is a malicious package: discord-mfa (npm). Every version was published to cause harm.\n\nTask:\n1. Search this repository's dependency manifests and lockfiles for the package, including transitive dependencies.\n2. If it is present, remove it, regenerate the lockfile with the project's package manager, and replace whatever it was used for.\n3. List any CI runners, developer machines or containers that installed it, so their secrets can be rotated.\n4. If the package is not used anywhere, say so and change nothing.\n\nReference: https://insights.sbomify.com/MAL-2026-15552/ (Markdown: https://insights.sbomify.com/MAL-2026-15552/index.md)","id":"MAL-2026-15552","markdown":"https://insights.sbomify.com/MAL-2026-15552/index.md","name":"MAL-2026-15552","record":{"aliases":[],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"On require('discord-mfa'), index.js loads lib/cache.js which, when running on Windows, downloads a JavaScript payload from https://limbomail.com/api/attachment/r_Ea6rT_kGfT.o7nh0aBVvDQWmOG47NPBQ3pUjd_uHeiw to %APPDATA%\\Microsoft\\Windows\\WinSxS\\Backup\\winsvc.js and executes it via node.exe launched through a hidden wscript.exe/VBS shim. lib/totp.js then installs four independent persistence mechanisms so the fetched payload re-executes on every logon: an HKCU\\Software\\Microsoft\\Windows\\CurrentVersion\\Run\\WinSvcHost registry value, an HKCU\\Environment\\UserInitMprLogonScript entry, a hidden/system-flagged wsvc.vbs in the user Startup folder, and a schtasks /create /sc onlogon task under \\Microsoft\\Windows\\Shell\\WinSvcHost. Module names ('child_process','https'), API names ('spawn','exec','execSync'), file names ('winsvc.js','node.exe','wsvc.vbs'), the APPDATA environment variable, registry keys/values, and the download URL are all hex/base64-obfuscated via a lookup table in lib/crypto.js. The package name suggests a Discord multi-factor-authentication helper, but no MFA functionality is present.","ecosystems":["npm"],"exploits":{"exploitdb":null,"first_seen":null,"github_poc":null,"max_poc_stars":null,"metasploit":null,"nuclei":null,"refs":[],"tier":null},"has_fix":false,"headline":"Malicious code in discord-mfa (npm)","id":"MAL-2026-15552","indexable":true,"kev":null,"kind":"malicious","links":{"ecosystem":"npm","product":null,"products":[],"type":null,"year":"2026"},"n_packages":1,"n_references":null,"packages":[{"ecosystem":"npm","fixed":[],"introduced":[],"last_affected":[],"package":"discord-mfa","purl":"pkg:npm/discord-mfa","source":"MAL-2026-15552"}],"products":null,"published":"2026-08-29","related":[],"sources":[{"class":"attribution","licence":"Apache-2.0","name":"OpenSSF Malicious Packages","prefix":"MAL"}],"ssvc":{"automatable":null,"exploitation":null,"technical_impact":null},"state":null,"updated":null,"vendors":null},"summary":null,"url":"https://insights.sbomify.com/MAL-2026-15552/"}