Handler on Duty: Johannes Ullrich
Threat Level: green
| Published | 2026-09-15 02:16:50 |
|---|---|
| Last Modified | 2026-09-15 02:16:50 |
| AKA | CVE-2026-91774 |
| Summary | Yao through v1.0.0-rc22 authenticates but fails to authorize the GET /user/teams/:id endpoint, allowing any logged-in user to read full team records. Attackers can supply a known team identifier to retrieve sensitive team data including name, description, owner information, and settings without membership verification. |
| Access Vector | Local | Adjacent | Network |
|---|---|---|---|
| Access Complexity | Low | Medium | High |
| Authentication | None | Single | Multiple |
| Confidentiality | None | Partial | Complete |
| Integrity | None | Partial | Complete |
| Availability | None | Partial | Complete |
