CVE-2026-10175 in Aider
Summary
by MITRE • 05/31/2026
A security flaw has been discovered in Aider-AI Aider 0.86.3. Affected by this vulnerability is the function editor_coder.run of the file auth.py of the component Architect Mode. Performing a manipulation results in code injection. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
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Analysis
by VulDB Data Team • 06/12/2026
This vulnerability in Aider-AI Aider 0.86.3 represents a critical code injection flaw within the Architect Mode component, specifically within the editor_coder.run function located in the auth.py file. The vulnerability stems from inadequate input validation and sanitization mechanisms that fail to properly handle user-supplied data before executing code operations. This type of flaw falls under CWE-94, which specifically addresses "Improper Control of Generation of Code" and represents a severe weakness that allows attackers to inject and execute arbitrary code within the application's runtime environment. The vulnerability's exposure through the authentication module makes it particularly dangerous as it can potentially be exploited during user authentication or authorization processes, providing attackers with elevated privileges and persistent access to the system.
The remote exploitation capability of this vulnerability significantly amplifies its threat level, as attackers can leverage this flaw from external networks without requiring physical access to the target system. This remote code execution vulnerability enables adversaries to perform a wide range of malicious activities including but not limited to data exfiltration, system compromise, privilege escalation, and establishment of persistent backdoors. The attack vector likely involves manipulation of input parameters that are directly passed to code execution functions, bypassing normal security controls and validation mechanisms. According to ATT&CK framework, this vulnerability maps to T1059.001 - "Command and Scripting Interpreter: PowerShell" and T1068 - "Exploitation for Privilege Escalation" as attackers can leverage the code injection to execute malicious commands and escalate their privileges within the system.
The operational impact of this vulnerability extends beyond immediate system compromise to include potential data breaches, service disruption, and long-term security degradation of affected environments. Organizations utilizing Aider-AI Aider 0.86.3 in production environments face significant risk of unauthorized access and potential system compromise. The fact that public exploits have been released further compounds the threat landscape, as malicious actors can readily weaponize this vulnerability without requiring advanced technical skills. The delayed response from the project maintainers creates an extended window of exposure where organizations cannot rely on vendor-provided patches or fixes. This vulnerability particularly affects development environments and collaborative coding platforms where the Architect Mode functionality is actively used, making it a critical concern for software development teams that depend on this toolchain for their workflow.
Mitigation strategies should include immediate implementation of input validation controls, sandboxing of code execution environments, and network-level restrictions to limit access to vulnerable components. Organizations should consider implementing web application firewalls to detect and block malicious payloads targeting this vulnerability. The recommended approach involves applying the principle of least privilege by restricting code execution permissions and implementing strict input sanitization measures before any user-supplied data is processed. Additionally, organizations should monitor for exploitation attempts through log analysis and implement network segmentation to limit the potential impact of successful attacks. The vulnerability highlights the importance of secure coding practices and proper input validation in application development, particularly in environments where code execution capabilities are exposed to user inputs. Regular security assessments and vulnerability scanning should be implemented to identify similar weaknesses in other components of the application stack.