CVE-2026-72560 HumanSignal Label Studio - Server-Side Request Forgery
An authenticated user can exploit SSRF in Label Studio to access internal services and cloud metadata because protection is disabled by default.
- 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-2026-72560?
CVE-2026-72560 is a medium-severity server-side request forgery vulnerability in HumanSignal Label Studio, published on 11 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A server-side request forgery vulnerability in HumanSignal Label Studio through 1.24.0.dev0 exists because SSRF_PROTECTION_ENABLED is set to false by default. The import-from-URL endpoint fetches any caller-supplied URL including internal loopback addresses on the default installation. An authenticated user can use this to reach internal services, cloud metadata endpoints, and other resources not intended for external access.
Weakness: CWE-918
Which versions are affected by CVE-2026-72560?
How do I fix CVE-2026-72560?
No fix has been published for CVE-2026-72560 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-2026-72560 being exploited?
There is no known exploitation of CVE-2026-72560 in the wild and no public exploit code.
Sources
Also known as GHSA-f786-ccx7-hwcw.