SEPTEMBER 17, 2026
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Case File

CVE-2026-58691

HIGH · CVSS 8.4 EPSS 0.12% Public Exploit

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

CyberRota Analysis

AI-Generated

A vulnerability exists in the FsmReleaseKey function of fsm.c, where improper input validation may allow a local attacker to bypass permissions and escalate privileges without requiring additional execution rights or user interaction. Organizations utilizing affected products should prioritize remediation to mitigate the risk of unauthorized access and potential exploitation.

Public Exploit Signal

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

Detected Signals
exploit

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

CVE
CVE-2026-58691
Severity
HIGH
CVSS
8.4
EPSS
0.12%

Original NVD Description

In FsmReleaseKey of fsm.c, there is a possible permission bypass due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.