High severity · published Oct 23, 2026
CVE-2026-115726
Aider through 0.86.2 Command Execution via Repository .aider.conf.yml Settings
New
7.8
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 6% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AI
aider · Aider-AI
through 0.86.2 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-115726
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-115726
github.com
https://github.com/Aider-AI/aider/blob/v0.86.2/aider/editor.py#L89-L134
github.com
https://github.com/Aider-AI/aider/blob/v0.86.2/aider/io.py#L1088-L1094
github.com
https://github.com/Aider-AI/aider/blob/v0.86.2/aider/main.py#L464-L479
github.com
https://github.com/Aider-AI/aider/issues/5885
www.vulncheck.com
https://www.vulncheck.com/advisories/aider-through-0.86.2-command-execution-via-repository-aider-conf-yml-settings
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