{"id":"CVE-2026-88409","title":"FalkorDB (Redis module) v4.20.1 to v4.20.4 was discovered to contain a buffer overflow in the _Decode_GrB_Matrix function (/v19/decode_matrix.c)","summary":"FalkorDB (Redis module) v4.20.1 to v4.20.4 was discovered to contain a buffer overflow in the _Decode_GrB_Matrix function (/v19/decode_matrix.c). This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-120"],"published":"2026-09-21","updated":"2026-09-22","sourceUpdated":"2026-09-22T20:00:03.713","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-88409","references":[{"url":"https://github.com/FalkorDB/FalkorDB/issues/2399","label":"cve@mitre.org"}],"tags":["nvd","cve.org"],"epss":0.00276,"epssPercentile":0.20288,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-22T13:45:09.626774Z"},"ingestedAt":"2026-09-21T21:53:57.423Z","slug":"CVE-2026-88409","body":"## Overview\n\nFalkorDB (Redis module) v4.20.1 to v4.20.4 was discovered to contain a buffer overflow in the _Decode_GrB_Matrix function (/v19/decode_matrix.c). This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":48.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}