CVE-2026-115726

EUVD-2026-108714
Aider through 0.86.2 contains a command execution vulnerability that allows attackers to run shell commands by committing a malicious .aider.conf.yml that is auto-loaded without a trust prompt. Attackers can set notifications-command or editor values that are executed via subprocess with shell=True after model replies or /editor use, running commands with the victim's privileges.
OS Command Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Common Weakness Enumeration
References
https://github.com/Aider-AI/aider/blob/v0.86.2/aider/editor.py#L89-L134
https://github.com/Aider-AI/aider/blob/v0.86.2/aider/io.py#L1088-L1094
https://github.com/Aider-AI/aider/blob/v0.86.2/aider/main.py#L464-L479
https://github.com/Aider-AI/aider/issues/5885
https://www.vulncheck.com/advisories/aider-through-0.86.2-command-execution-via-repository-aider-conf-yml-settings