Malicious Code Detected in rncalendareventsexample: npm Package Vulnerability

rncalendareventsexample Updated 25 Feb 2026

Summary

24/02/2026
CRITICAL
No i
Critical
Not published

MAL-2026-1026: Malicious code in rncalendareventsexample (npm). Affects rncalendareventsexample versions 0.0.5. No fix is published. How to fix ↓

Free scan

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.

Check my app free

No signup required · Results in about 60 seconds

Upload your dependency manifest or SBOM

Drag & drop your file here or

Java Javascript PHP Python Go Rust Ruby Dart C/C++ Elixir CycloneDX SPDX

Upload a supported dependency manifest or SBOM. No installation or source-code access required.

See supported files and SBOM formats
SBOM sbom.json · bom.json · bom.xml · *.spdx.json · *.cdx.json · *.cdx.xml
Java pom.xml · gradle.lockfile · buildscript-gradle.lockfile
Javascript package-lock.json · yarn.lock · pnpm-lock.yaml
PHP composer.lock
Python poetry.lock · requirements.txt · Pipfile.lock
Go go.mod
Rust Cargo.lock
Ruby Gemfile.lock
Dart pubspec.lock
C/C++ conan.lock
Elixir mix.lock
Enter your work email to receive your report link.

Verify your email to view the full report and start 30 days of continuous monitoring. No credit card required.

Sponsored MarkAI Find prospects already talking about the problem you solve AI watches the communities your customers use to find qualified prospects, then alerts you when a conversation is worth joining. See MarkAI

Background

The 'rncalendareventsexample' package, version 0.0.5, is an npm package designed for managing calendar events in applications. However, it has been flagged for malicious behavior, including communication with domains linked to harmful activities and executing commands that may compromise user security.

Vulnerability Detail

The vulnerability stems from the package's ability to communicate with a domain associated with malicious activities and execute commands that can lead to unauthorized access or data breaches. This poses significant risks to users, as it can result in the exposure of sensitive information and potential exploitation of the affected systems.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall rncalendareventsexample

If 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 workaround, you can avoid using the 'rncalendareventsexample' package and look for alternative packages that provide similar functionality without the associated risks.

Conclusion

The 'rncalendareventsexample' package has been identified as malicious, posing significant security risks to users. It is crucial to uninstall this package and seek safer alternatives to protect your applications from potential threats.

See every vulnerability recorded for rncalendareventsexample →

Share this vulnerability

FAQ

The vulnerability involves malicious code that communicates with harmful domains and executes potentially dangerous commands.

You can use Vulert's playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.

It is recommended to uninstall the package immediately and consider using alternative packages that do not pose security risks.

Currently, there is no patched version available for 'rncalendareventsexample'. The best course of action is to remove the package.

Vulert monitors and alerts in real-time for open-source vulnerabilities using just the package-lock.json file, making it easy to stay informed about potential risks.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall rncalendareventsexample

If 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 →

Subscribe to Vulert on Telegram
Daily digest of new CVEs, critical and high severity, affected packages and fixes — plus a weekly roundup.
Join the channel →
Help improve this record
Report an issue or send feedback