Malicious Code Injection in uya-tut-da: A Threat to npm Users
Summary
MAL-2025-170169: Malicious code in uya-tut-da (npm). Affected versions are not published. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
The package 'uya-tut-da' is part of a series of malicious packages that emerged during the tea.xyz token reward campaign. These packages are designed to manipulate the npm registry by automatically generating and publishing derivative packages with randomized names. The primary functionality of these packages is to inflate developer reputation scores for token rewards, but they pose significant risks to users and the integrity of the npm ecosystem.
Vulnerability Detail
The vulnerability in 'uya-tut-da' stems from its malicious code that modifies the package.json file to remove private flags, alters version numbers, and generates random package names. This behavior leads to the continuous republishing of variants, which pollutes the npm registry and can compromise the security of applications relying on these packages. The origin of this vulnerability is linked to the tea.xyz token reward campaign, which aimed to exploit npm for fraudulent gains.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall uya-tut-daIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →
Workaround
As a temporary measure, you can avoid using 'uya-tut-da' and any other packages associated with the tea.xyz token reward campaign. Additionally, consider using tools like Vulert to monitor your project for vulnerabilities. You can check if your application is affected by this vulnerability using the Vulert playground at https://vulert.com/scanner without any signup.
Conclusion
The 'uya-tut-da' package poses a significant threat to npm users due to its malicious code designed to manipulate the npm registry. It is crucial to remove this package and monitor your applications for vulnerabilities to maintain security and integrity. Utilizing tools like Vulert can aid in real-time monitoring and alerting for open-source vulnerabilities.
See every vulnerability recorded for uya-tut-da →
FAQ
'uya-tut-da' is an npm package that has been identified as malicious, part of a campaign to exploit the npm registry for fraudulent token rewards.
The vulnerability can lead to the introduction of malicious code into your application, potentially compromising its security and integrity.
You should immediately remove the 'uya-tut-da' package and check for any updates or patches that may address the vulnerability.
Yes, Vulert can monitor your project for open-source vulnerabilities in real-time using just your package-lock.json file.
Yes, you can use the Vulert playground at Vulert Scanner to check for vulnerabilities in your application without any signup.
