Malicious Code Vulnerability in tiksing Package: Remote Executable Downloading

tiksing Updated 03 Dec 2025

Summary

18/02/2025
CRITICAL
No i
Critical
Not published

MAL-2025-191899: Malicious code in tiksing (PyPI). 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 Penetration testing for web, API and mobile Manual testing by engineers who build software, not an auditor's checklist. Trusted by teams at Swift and Google Talk to Devnack

Background

The tiksing package, available on PyPI, is designed for specific functionalities related to downloading content. However, it has been compromised with malicious code that poses significant security risks. This vulnerability allows attackers to execute remote malware on systems using the package, making it critical for users to be aware of its implications.

Vulnerability Detail

The vulnerability originates from an obfuscated code within the tiksing package that activates upon importing the module. This code downloads and executes a remote executable, which is a well-known malware. The malicious functionality is cleverly hidden, presenting itself as normal activity before executing harmful operations. This poses severe risks, including data theft and system compromise.

How To Fix

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

pip uninstall tiksing

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, users should avoid using the tiksing package until a secure version is confirmed. If the package is essential, consider isolating its use in a controlled environment to mitigate risks.

Conclusion

The tiksing package has been identified as containing malicious code that can download and execute malware. Users are strongly advised to update the package to the latest version to mitigate risks. Awareness and prompt action are essential to protect systems from potential threats.

See every vulnerability recorded for tiksing →

Share this vulnerability

FAQ

tiksing is a Python package available on PyPI, designed for specific content downloading functionalities.

The vulnerability allows the downloading and execution of a well-recognized malware that can compromise system security.

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.

If immediate updates are not possible, consider isolating the package's use and monitoring your system for any suspicious activity.

Detailed information can be found in the vulnerability report on GitHub or through security advisories related to the tiksing package.

How To Fix

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

pip uninstall tiksing

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