philz1337x clarity-upscaler up to cfbdb842c6c839c8e97741722b8cf9a4b7662d98 Extra Networks Card Rendering ui_extra_networks.py create_html_for_item description cross site scripting

Summaryinfo

A vulnerability, which was classified as problematic, has been found in philz1337x clarity-upscaler up to cfbdb842c6c839c8e97741722b8cf9a4b7662d98. Affected is the function create_html_for_item of the file modules/ui_extra_networks.py of the component Extra Networks Card Rendering. This manipulation of the argument Description causes cross site scripting. This vulnerability is tracked as CVE-2026-108942. The attack is possible to be carried out remotely. No exploit exists. This product adopts a rolling release strategy to maintain continuous delivery. Therefore, version details for affected or updated releases cannot be specified. All versions in the repository are affected, as the codebase is based on AUTOMATIC1111/stable-diffusion-webui v1.7.0 code. Upstream AUTOMATIC1111/stable-diffusion-webui (v1.8.0, released March 1, 2024) contains the fix. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability has been found in philz1337x clarity-upscaler up to cfbdb842c6c839c8e97741722b8cf9a4b7662d98 and classified as problematic. Affected by this vulnerability is the function create_html_for_item of the file modules/ui_extra_networks.py of the component Extra Networks Card Rendering. The manipulation of the argument description with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-108942. The exploitation appears to be easy. The attack can be launched remotely. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The project was informed of the problem early through an issue report but has not responded yet. All versions in the repository are affected, as the codebase is based on AUTOMATIC1111/stable-diffusion-webui v1.7.0 code. Upstream AUTOMATIC1111/stable-diffusion-webui (v1.8.0, released March 1, 2024) contains the fix.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• philz1337x

Name

• clarity-upscaler

Version

• cfbdb842c6c839c8e97741722b8cf9a4b7662d98

Website

• Product: https://github.com/philz1337x/clarity-upscaler/

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Accepted

• Submit #997640:  philz1337x clarity-upscaler up to main commit cfbdb842c6c839c8e97741722b8cf9a4b7662d98 (last push 2025-03-06) Cross Site Scripting (by dem0000)

Be aware that VulDB is the high quality source for vulnerability data.

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