TI-2026-76143 Aliases CVE-2026-111986 GHSA-g6c9-c3gc-jcqg

Code injection in AUTOMATIC1111 stable-diffusion-webui

MEDIUM 57CWE-74Published 2026-10-18 · Updated 2026-10-22

Key facts

Attack vector: Network
Privileges required: None
User interaction: Passive
Attack complexity: Low
Attack requirements: None
Impact type: Code execution
Confidentiality · integrity · availability: Low · Low · Low
Fix status: No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-94.

Summary

AUTOMATIC1111 stable-diffusion-webui versions 1.10.0 and 1.10.1 contain a code injection flaw in the get_obj_from_str function of modules/sd_models.py, where manipulation of the Target argument causes code injection. A remote attacker can trigger it without privileges, but a user must interact with the application. The exploit has been publicly disclosed.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00306 23rd percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
AUTOMATIC1111	stable-diffusion-webui	1.10.0; 1.10.1	—	No fix listed	CNA

stable-diffusion-webui VendorAUTOMATIC1111 Affected 1.10.0; 1.10.1 Fixed in — No fix listed CNA

CPE names CNA · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:automatic1111:stable-diffusion-webui::::::::	—	—	AUTOMATIC1111

cpe:2.3:a:automatic1111:stable-diffusion-webui:*:*:*:*:*:*:*:* Versions — — ·AUTOMATIC1111

Remediation

The sources list no fixed version for stable-diffusion-webui.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Timeline

2026-10-18 Threatist record created from CVE-2026-111986
2026-10-18 Alias added: GHSA-g6c9-c3gc-jcqg
2026-10-22 CISA SSVC decision points changed
2026-10-22 Priority changed: LOW → MEDIUM

References

Exploit 1

https://github.com/user-attachments/files/32834193/a1111-yaml-target-poc.zip

Other 2

TI-2026-56753 Stable Diffusion WebUI Credential Disclosure via /sdapi/v1/cmd-flags CVSS 4.0HIGH 8.7
TI-2024-10233 Cross-Site WebSocket Hijacking (CSWSH) in automatic1111/stable-diffusion-webui CVSS 3.0CRITICAL 9.6
TI-2024-10136 Unauthenticated DoS via Multipart Boundary in automatic1111/stable-diffusion-webui CVSS 3.0HIGH 7.5
TI-2026-76141 Cross-site scripting in stable-diffusion-webui Card Builder CVSS 4.0MEDIUM 5.3
TI-2024-11481 Local File Inclusion in automatic1111/stable-diffusion-webui CVSS 3.0MEDIUM 6.5
TI-2024-11201 Denial of Service in automatic1111/stable-diffusion-webui CVSS 3.0MEDIUM 6.5

See all 11 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences