CVE Catalog

CVE-2026-91774

MediumCVSS 4.3
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.20%

10th percentile - higher than 10% of all known CVEs

Summary

A vulnerability was detected in Yao through v1.0.0-rc22. The system 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.

Risk Assessment

An attacker could access sensitive team data, potentially leading to privacy and information security breaches.

Recommendation

Implement proper authorization controls on the GET /user/teams/:id endpoint to ensure only team members have access. Also, upgrade to a patched version.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS