CVE-2026-111986 Details
Description
A vulnerability was determined in AUTOMATIC1111 stable-diffusion-webui up to 1.10.1. Affected is the function get_obj_from_str of the file modules/sd_models.py of the component Model Instantiation. This manipulation of the argument Target causes code injection. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
A code injection vulnerability has been identified in AUTOMATIC1111 stable-diffusion-webui versions prior to 1.10.1. The issue arises in the Model Instantiation component, specifically within the get_obj_from_str function in modules/sd_models.py. The vulnerability allows for arbitrary code execution by manipulating the model.target parameter in a same-named YAML sidecar file associated with a model checkpoint. This exploitation can be initiated remotely, and the vulnerability has been publicly disclosed.
Users are advised to update to stable-diffusion-webui version 1.10.1 or later, where this vulnerability has been addressed.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Oct 18, 2026CISA-ADP
Assessed Oct 22, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/AUTOMATIC1111/stable-diffusion-webui/ | [email protected] | ProductSource CodeVendor |
| https://github.com/AUTOMATIC1111/stable-diffusion-webui/issues/17499 | [email protected] | ExploitIssue TrackingTechnical AnalysisVendor |
| https://github.com/user-attachments/files/32834193/a1111-yaml-target-poc.zip | [email protected] | Broken LinkExploit |
| https://vuldb.com/cve/CVE-2026-111986 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/submit/1006657 | [email protected] | Issue TrackingPermission Required |
| https://vuldb.com/vuln/421652 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/vuln/421652/cti | [email protected] | AdvisoryPermission Required |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-74 | Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') | [email protected] |
| CWE-94 | Improper Control of Generation of Code ('Code Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| AUTOMATIC1111 stable-diffusion-webui | <= 1.10.1 (semver) |
CPE
Remediation
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Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Oct 22, 2026 | CVE Modified | CISA-ADP |
| Oct 18, 2026 | New CVE Received | [email protected] |