CVE-2026-91774
Medium
Description
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.
SeverityMedium
CVSS4.3
Exploit probability—
ProductYao
PublishedSep 15, 2026
First seenSep 15, 2026
Weakness typeCWE-862Missing authorization
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| YaoApp yao | v ≤ 1.0.0-rc22 | — |
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