CVE-2026-108582 GenOffice through 0.11.505 Insecure Permissions in HTTP MCP Server File Store
Local attackers can read sensitive documents from the GenOffice HTTP MCP server file store due to insecure permissions, bypassing authentication.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-108582?
CVE-2026-108582 is a medium-severity vulnerability in genspark-ai GenOffice, published on 10 Oct 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
GenOffice through 0.11.505 contains an incorrect permissions vulnerability in its HTTP MCP server file store that allows local unprivileged users to read uploaded and generated documents. Attackers can list the world-readable genoffice-mcp-http directory under the system temporary directory to read client uploads and converted outputs, bypassing the HTTP bearer token.
Weakness: CWE-732
Which versions are affected by CVE-2026-108582?
How do I fix CVE-2026-108582?
No fix has been published for CVE-2026-108582 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-108582 being exploited?
There is no known exploitation of CVE-2026-108582 in the wild and no public exploit code.
Sources
Also known as GHSA-29j6-3xvc-79ff.