Unmaintained Package Alert: basic-toml Vulnerability Overview
Summary
RUSTSEC-2026-0374: basic-toml is unmaintained. Affects basic-toml versions >= 0.0.0-0. No fix is published. How to fix ↓
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Background
The basic-toml package is a Rust library designed for parsing TOML (Tom's Obvious, Minimal Language) configuration files. It provides a simple interface for reading and writing TOML data structures. However, the package has not been maintained since March 3, 2025, when the repository was archived, raising concerns about its reliability and security.
Vulnerability Detail
The vulnerability stems from the fact that basic-toml is unmaintained, meaning it will not receive updates or security patches. This poses a risk to applications relying on this library, as any discovered vulnerabilities will remain unaddressed, potentially leading to security breaches or functionality issues. Users are encouraged to migrate to actively maintained alternatives to ensure ongoing support and security.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
If immediate migration is not feasible, consider isolating the use of basic-toml in a controlled environment and monitor its usage closely. However, this is not a long-term solution and should be followed by a migration plan.
Conclusion
The basic-toml package is currently unmaintained, posing significant risks to applications that rely on it. Users are strongly encouraged to transition to actively maintained alternatives like toml to ensure their applications remain secure and functional. Utilizing tools like Vulert can help monitor for vulnerabilities in real-time.
See every vulnerability recorded for basic-toml →
FAQ
It means that the package will not receive any updates, bug fixes, or security patches, which can lead to vulnerabilities.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Check your application using the Vulert playground at Vulert Scanner.
The risks include exposure to unpatched security vulnerabilities, lack of support for new features, and potential compatibility issues with other libraries.
Yes, the toml package is a recommended alternative that is actively maintained and provides similar functionality.
If migration is not possible right away, ensure that you monitor the usage of basic-toml closely and plan for a future migration to a maintained package.
