CVE-2026-111987

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.

CVSS v3 4.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:P/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://github.com/AUTOMATIC1111/stable-diffusion-webui/
https://github.com/AUTOMATIC1111/stable-diffusion-webui/issues/17500
https://github.com/user-attachments/files/32834382/a1111-sshs-hash-poc.zip
https://vuldb.com/cve/CVE-2026-111987
https://vuldb.com/submit/1006710
https://vuldb.com/vuln/421653
https://vuldb.com/vuln/421653/cti

Configurations

No configuration.

History

18 Oct 2026, 14:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-18 14:16

Updated : 2026-10-19 17:17

NVD link : CVE-2026-111987

Mitre link : CVE-2026-111987

CVE.ORG link : CVE-2026-111987

JSON object : View

Products Affected

No product.

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CWE-94

Improper Control of Generation of Code ('Code Injection')

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