CVE-2026-111987

AUTOMATIC1111 stable-diffusion-webui Extra-Networks Card Builder sd_models.py read_metadata_from_safetensors cross site scripting

MEDIUM
4.3
CVSS Score
Published: October 18, 2026 at 01:15 PM UTC
Updated: October 19, 2026 at 05:17 PM UTC
1 product affected across 1 vendorStable Diffusion Webui

Using stable-diffusion-webui by AUTOMATIC1111?

Get instant alerts when new vulnerabilities affect stable-diffusion-webui - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM4.3
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

A vulnerability was identified in AUTOMATIC1111 stable-diffusion-webui up to 1.10.1. Affected by this vulnerability is the function read_metadata_from_safetensors of the file modules/sd_models.py of the component Extra-Networks Card Builder. Such manipulation of the argument __metadata__.sshs_model_hash leads to cross site scripting. The attack can be launched remotely. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (7)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/421653
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/421653/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-111987
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/1006710

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79CWE-94

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card