CVE-2026-59705 mem0 - OpenMemory API Unauthenticated Access via Memory Endpoints
Unauthenticated attackers can read, modify, or delete user memories and cause denial of service in mem0's OpenMemory API due to missing authentication middleware.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-59705?
CVE-2026-59705 is a critical missing authorization vulnerability in mem0, published on 7 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
mem0's openmemory/api component contains an unauthenticated access vulnerability that allows unauthenticated attackers to read, write, and delete arbitrary user memories by accessing API routers registered without authentication middleware. Attackers can supply arbitrary user_id parameters or directly access memory retrieval endpoints to expose private memory content, or invoke pause endpoints with global_pause=true to cause denial-of-service across all users.
Weakness: CWE-306
Which versions are affected by CVE-2026-59705?
How do I fix CVE-2026-59705?
No fix has been published for CVE-2026-59705 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-59705 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-59705 exists.
Sources
Also known as GHSA-xgj7-grxr-prrp.