SEPTEMBER 15, 2026
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Case File

CVE-2026-52111

CRITICAL · CVSS 9.8 EPSS 0.34% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-01 · Last synced 2026-09-15

CyberRota Analysis

AI-Generated

A vulnerability in fast-note-sync-service versions up to 2.13.7 allows remote attackers to escalate privileges by exploiting the exposed authTokenKey through the admin configuration endpoint. This could lead to unauthorized access and manipulation of sensitive data or system configurations. Organizations using affected versions of this service should prioritize remediation to mitigate potential security risks.

Public Exploit Signal

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

GitHub PoC Links
gist.github.com ↗ github.com ↗

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

CVE
CVE-2026-52111
Severity
CRITICAL
CVSS
9.8
EPSS
0.34%

Original NVD Description

An issue in fast-note-sync-service <=2.13.7 allows a remote attacker to escalate privileges via the admin configuration endpoint exposes authTokenKey