Malicious Code Detected in date-vanilla-btvf Package - Immediate Action Required

date-vanilla-btvf Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-18056: Malicious code in date-vanilla-btvf (npm). Affected versions are not published. 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 Devnack Your last release was probably never penetration tested Manual testing by engineers who build software, not an auditor's checklist. Trusted by teams at Swift and Google Talk to Devnack

Background

The date-vanilla-btvf package is an npm library designed for date manipulation and formatting. It is utilized by developers to simplify date-related operations in JavaScript applications. However, this package has been identified to contain malicious code, posing significant security risks to applications that depend on it.

Vulnerability Detail

The vulnerability in the date-vanilla-btvf package stems from the inclusion of malicious code that can compromise the integrity of applications using this library. This code may lead to unauthorized access, data breaches, or other harmful actions within the affected systems. The issue was introduced in version 0 and affects all subsequent versions, making it critical for users to take immediate action to mitigate potential risks.

How To Fix

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

npm uninstall date-vanilla-btvf

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, consider using alternative date manipulation libraries such as 'date-fns' or 'moment.js' until the vulnerability in date-vanilla-btvf is resolved. You can install these packages using the following commands: 'npm install date-fns' or 'npm install moment'.

Conclusion

The date-vanilla-btvf package has been identified as containing malicious code, posing serious security risks to applications that utilize it. Immediate action is required to uninstall the package and consider alternatives until a secure version is available. Utilizing tools like Vulert can help in monitoring for such vulnerabilities in the future.

See every vulnerability recorded for date-vanilla-btvf →

Share this vulnerability

FAQ

The malicious code can lead to unauthorized access and potential data breaches in applications that utilize this package.

You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Visit Vulert Scanner to check your application without any signup.

Currently, there is no patched version available. It is recommended to uninstall the package until a secure version is released.

You should immediately uninstall the package and consider using alternative libraries for date manipulation.

Vulert uses the package-lock.json file to monitor and alert in real-time for open-source vulnerabilities, ensuring your applications remain secure.

How To Fix

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

npm uninstall date-vanilla-btvf

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