Malware in notifier-utils
Malware discovered in the npm package notifier-utils. Systems with this package installed are considered fully compromised and require immediate remediation.
- Disclosed
- Last updated
- Blast radius
- Any system with notifier-utils installed or running
- Ecosystems
- Attack vectors
- Affected entities
- notifier-utils
The npm package notifier-utils has been identified as containing malware. According to the GitHub advisory (GHSA-vg5w-f83q-fhmj), any computer with this package installed or running should be considered fully compromised.\n\nThe advisory recommends that all secrets and keys stored on affected computers be rotated immediately from a different, uncompromised system. While the package should be removed, there is no guarantee that removal will eliminate all malicious software that may have been installed as a result of the compromise.\n\nThis is a critical supply chain incident affecting the npm ecosystem, with potential for widespread impact across all systems that have installed or executed this package.
Indicators of compromise
- Packages
- notifier-utils
Remediation
- Immediately isolate any system with notifier-utils installed from the network
- Rotate all secrets, API keys, and credentials from a different, uncompromised computer
- Remove the notifier-utils package from all affected systems
- Conduct a full forensic analysis of affected systems to identify any additional malicious software
- Review system logs and network traffic for signs of unauthorized access or data exfiltration
- Consider full system reimaging if compromise is confirmed
Sources
- GitHub Advisory GHSA-vg5w-f83q-fhmj · GitHub Advisory Database
Cite this entry
"Malware in notifier-utils." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 7, 2026; last updated July 7, 2026. https://supplychainattack.org/incident/malware-in-notifier-utils-12mrnu
Suggest a correction
Found an error or have a newer source? Corrections to factual errors take priority over new entries.
Related incidents
- resolvedcritical
Malicious code in typescirpt-cli (npm)
The npm package typescirpt-cli (a typosquat of typescript-cli) contained malicious code in its postinstall script that downloads and executes a binary (main.exe) on Windows and WSL systems, and exfiltrates system metadata to a hardcoded IP address.
npmTyposquattingCompromised package - containedcritical
Malicious code in typescipt-core (npm)
The npm package typescipt-core (a typosquat of typescript) contained malicious postinstall code that downloads and executes a second-stage payload on Windows and WSL systems. The dropper exfiltrates host profile information to 193.70.34.101:20099 before fetching attacker-controlled executables.
npmCompromised packageTyposquatting - containedcritical
Malicious code in typesript-cli (npm)
The npm package 'typesript-cli' (a one-character typosquat of 'typescript') contains malicious code in its postinstall script that downloads and executes a Windows PE binary, and can cross the Linux/WSL sandbox boundary to execute payloads on the Windows host. The script also beacons to a hardcoded IP endpoint.
npmTyposquattingCompromised package - resolvedcritical
Malicious code in @mohamed_nowisar/depconf-canary-test (npm)
The npm package @mohamed_nowisar/depconf-canary-test contained malicious code in its preinstall hook that automatically collected and exfiltrated host and CI environment information to an attacker-controlled webhook endpoint without user consent.
npmCompromised package