CVE-2025-60511 Missing authorization in n/a
Authenticated students can impersonate other users' blocks to access sensitive data and modify model behavior due to insufficient parameter validation.
- 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-2025-60511?
CVE-2025-60511 is a medium-severity missing authorization vulnerability in n/a, published on 21 Oct 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Moodle OpenAI Chat Block plugin 3.0.1 (2025021700) suffers from an Insecure Direct Object Reference (IDOR) vulnerability due to insufficient validation of the blockId parameter in /blocks/openai_chat/api/completion.php. An authenticated student can impersonate another user's block (e.g., administrator) and send queries that are executed with that block's configuration. This can expose administrator-only Source of Truth entries, alter model behavior, and potentially misuse API resources.
Weakness: CWE-639
Which versions are affected by CVE-2025-60511?
How do I fix CVE-2025-60511?
No fix has been published for CVE-2025-60511 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-2025-60511 being exploited?
There is no known exploitation of CVE-2025-60511 in the wild and no public exploit code.
Sources
Also known as GHSA-8wv9-5592-c67m.