CVE-2026-7826 FalkorDB - Out-of-Bounds Read

FalkorDB < 4.18.4 contains a heap-based out-of-bounds read caused by improper bounds checking in BufferSerializerIOv2_ReadBuffer function, letting remote attackers issuing Redis replication commands cause denial of service or memory disclosure, exploit requires ability to send replication commands.

CVSS base score 9.1 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.43% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Out-of-Bounds Read
Impact
Denial Of Service, Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Published
9 October 2026
Updated
15 October 2026
Weakness
CWE-125

Vendor fix

Upgrade to version 4.18.4 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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