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CVE-2026-111985— AUTOMATIC1111 stable-diffusion-webui Metadata Extraction sd_models.py read_metadata_from_safetensors allocation of resources

Quick assessment

Affected
AUTOMATIC1111 stable-diffusion-webui
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 AUTOMATIC1111 stable-diffusion-webui（版本 1.10.1 及以下）中发现一个漏洞。该漏洞影响 文件中 组件的 函数。攻击者可通过操纵参数中的 （头部长度）字段，触发资源分配。此漏洞可被远程利用。相关利用代码已公开，存在被实际利用的风险。项目方已通过问题报告较早获知该问题，但截至目前尚未作出回应。

CVSS 4.3 · Medium

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-111985

Vulnerability Information
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Vulnerability Title
AUTOMATIC1111 stable-diffusion-webui Metadata Extraction sd_models.py read_metadata_from_safetensors allocation of resources
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in AUTOMATIC1111 stable-diffusion-webui up to 1.10.1. This impacts the function read_metadata_from_safetensors of the file modules/sd_models.py of the component Metadata Extraction. The manipulation of the argument header length field results in allocation of resources. It is possible to launch the attack remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
不加限制或调节的资源分配
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
AUTOMATIC1111 stable-diffusion-webui 1.10.0 cpe:2.3:a:automatic1111:stable-diffusion-webui:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-111985

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III. Intelligence Information for CVE-2026-111985

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Vendor Pages for CVE-2026-111985 (1)

Other References for CVE-2026-111985 (6)

Same Patch Batch · AUTOMATIC1111 · 2026-10-18 · 4 CVEs total

CVE-2026-111986 6.3 MEDIUM AUTOMATIC1111 stable-diffusion-webui Model Instantiation sd_models.py get_obj_from_str cod
CVE-2026-111984 4.3 MEDIUM AUTOMATIC1111 stable-diffusion-webui Card Builder ui_extra_networks.py create_item_html cr
CVE-2026-111987 4.3 MEDIUM AUTOMATIC1111 stable-diffusion-webui Extra-Networks Card Builder sd_models.py read_metadat

IV. Related Vulnerabilities

Same product: stable-diffusion-webui
Same vendor: AUTOMATIC1111
Same weakness: CWE-770

V. Comments for CVE-2026-111985

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