CVE-2026-6619 langgenius dify ImagePreview image-preview.tsx openInNewTab cross site scripting
Attackers can execute arbitrary scripts via the ImagePreview component's openInNewTab function, potentially compromising user sessions.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-6619?
CVE-2026-6619 is a medium-severity cross-site scripting vulnerability in langgenius dify, published on 20 Apr 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
A vulnerability has been found in langgenius dify up to 1.13.3. Impacted is the function openInNewTab of the file web/app/components/base/image-uploader/image-preview.tsx of the component ImagePreview. The manipulation of the argument filename leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Which versions are affected by CVE-2026-6619?
How do I fix CVE-2026-6619?
No fix has been published for CVE-2026-6619 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-6619 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-6619 exists.
Sources
Also known as GHSA-jp7c-75vm-9jwh.