OCTOBER 10, 2026
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Case File

CVE-2026-88406

HIGH · CVSS 7.5 EPSS 0.46% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-21 · Last synced 2026-10-10

CyberRota Analysis

AI-Generated

FalkorDB versions 4.20.1 to 4.20.4 are vulnerable to a stack overflow in the _ValidateUnion_Clauses function, which can be exploited by attackers to trigger a Denial of Service (DoS) through specially crafted input. Organizations using these specific versions of FalkorDB should prioritize patching this vulnerability to mitigate potential service disruptions.

Public Exploit Signal

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

GitHub PoC Links
github.com ↗

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

CVE
CVE-2026-88406
Severity
HIGH
CVSS
7.5
EPSS
0.46%

Original NVD Description

FalkorDB (Redis module) v4.20.1 to v4.20.4 was discovered to contain a stack overflow in the _ValidateUnion_Clauses function (/ast/ast_validations.c). This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.