What’s Vulnerable › Vulnerabilities

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

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-18 · updated 2026-10-19
• Weakness: CWE-400

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.

Affected products

• AUTOMATIC1111 stable-diffusion-webui: 1.10.0, 1.10.1

References

• https://github.com/AUTOMATIC1111/stable-diffusion-webui/
• https://github.com/AUTOMATIC1111/stable-diffusion-webui/issues/17498
• https://github.com/user-attachments/files/32811560/poc.zip
• https://vuldb.com/cve/CVE-2026-111985
• https://vuldb.com/submit/1005484
• https://vuldb.com/vuln/421651
• https://vuldb.com/vuln/421651/cti

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