SEPTEMBER 17, 2026
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Case File

CVE-2026-91774

MEDIUM · CVSS 4.3 EPSS 0.20% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-15 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

The vulnerability allows any authenticated user to access sensitive team information through the GET /user/teams/:id endpoint, bypassing necessary authorization checks. This exposure can lead to unauthorized disclosure of team records, including names, descriptions, and owner details. Organizations using affected versions of Yao should prioritize addressing this issue to protect sensitive data from unauthorized access.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-91774
Severity
MEDIUM
CVSS
4.3
EPSS
0.20%

Original NVD 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.