CVE-2026-6617 Server-side request forgery in dify

Medium 5.3 Published Updated

Remote attackers can exploit a server-side request forgery vulnerability in Dify's API tool management to access internal resources.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-6617?

CVE-2026-6617 is a medium-severity server-side request forgery vulnerability in langgenius dify, published on 20 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability was detected in langgenius dify up to 0.6.9. This vulnerability affects the function get_api_tool_provider_remote_schema of the file api/services/tools/api_tools_manage_service.py of the component ApiToolManageService. Performing a manipulation of the argument url results in server-side request forgery. The attack can be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-918

Which versions are affected by CVE-2026-6617?

How do I fix CVE-2026-6617?

No fix has been published for CVE-2026-6617 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2026-6617 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-6617 exists.

Sources

Also known as GHSA-p78m-rc6g-qfwc.

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