CVE-2026-82580: AshAi Package Exposes Internal Error Messages to Users
Summary
CVE-2026-82580: AshAi echoes raw tool exception messages into the conversation, disclosing internal details. Affects ash_ai across 2 version ranges.
>= 0.6.0, < 1.0.0
>= bc2122f78fca6c11d8ec2b9ac53148ec17476460, < c68dfbdb220426dc015b58379e95bde8e9f0995a
Fixed in 1.0.0. How to fix ↓
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Background
AshAi is a tool developed by the Ash Project that facilitates interactions between users and various tools through a conversational interface. It allows users to execute commands and retrieve results in a chat-like environment. However, the package has a vulnerability that can expose sensitive internal error messages to users, potentially revealing critical information about the system's operations.
Vulnerability Detail
The vulnerability arises from the way AshAi handles exceptions during tool execution. When an error occurs, the raw exception message is serialized and sent back to the user without any filtering. This means that sensitive internal details, such as database errors or validation messages, can be disclosed to users who manipulate tool arguments to trigger these exceptions. The lack of proper error handling can lead to information leakage, making the system susceptible to further attacks or exploitation.
How To Fix
Latest published version: 1.4.0 as of 22 Oct 2026
Upgrading to it may include breaking changes; the version below is the minimum fixed release for this vulnerability.
If you need the minimum change
1.0.0
This is the first release that contains the fix.
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Workaround
As a temporary workaround, developers can implement custom error handling in their tool callbacks to sanitize exception messages before they are returned to users. This can be done by wrapping tool execution in a try-catch block and formatting the error messages appropriately.
Conclusion
The vulnerability CVE-2026-82580 in the AshAi package poses a risk by exposing internal error messages to users. It is crucial for developers using this package to update to version 1.0.0 or later to mitigate this risk. Implementing proper error handling can also help protect sensitive information in the meantime.
See every vulnerability recorded for ash_ai →
FAQ
CVE-2026-82580 is a vulnerability in the AshAi package that allows internal error messages to be exposed to users, potentially revealing sensitive information.
You can check if your application is affected by using the Vulert playground at Vulert Scanner, which monitors open-source vulnerabilities in real-time.
The CVSS score for this vulnerability is 5.3, indicating a moderate level of risk.
If immediate updates are not feasible, consider implementing custom error handling to sanitize exception messages as a temporary measure.
The vulnerability was discovered by Peter Ullrich, who also reported it to the Ash Project for remediation.
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