CVE-2026-111985AUTOMATIC1111 stable-diffusion-webui Metadata Extraction sd_models.py read_metadata_from_safetensors allocation of resources
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It affects AUTOMATIC1111 stable-diffusion-webui. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 4.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C
- Weakness (CWE)
- CWE-770, CWE-400
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Received
- Record last updated
- Oct 18, 2026
- First seen by InfoSec Signals
- Oct 18, 2026
Affected products
AUTOMATIC1111 stable-diffusion-webui automatic1111:stable-diffusion-webui | 1.10.0; 1.10.1 | CNA record |
References
- https://vuldb.com/vuln/421651vdb-entry, technical-description
- https://vuldb.com/vuln/421651/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-111985third-party-advisory
- https://vuldb.com/submit/1005484third-party-advisory
- https://github.com/AUTOMATIC1111/stable-diffusion-webui/issues/17498issue-tracking
- https://github.com/user-attachments/files/32811560/poc.zipexploit
- https://github.com/AUTOMATIC1111/stable-diffusion-webui/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.