CVE-2026-88406CWE-121

CVE-2026-88406

High · published September 22, 2026

CVSS v3.1
7.5
EPSS
0%
Percentile
38.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00458 · 38.7th percentile
Weakness
CWE-121 · Stack-based Buffer Overflow
Published
2026-09-22T01:17Z
References (1)
https://github.com/FalkorDB/FalkorDB/issues/2329 · [email protected]
EPSS history
Timeline
  • 23 SEP 03:48Z
    EPSS moved — → 0%
    epss
  • 21 SEP 00:00Z
    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)
    cvelistv5