CVE-2026-46751 PUBLISHED

Apache Kvrocks: Does not remove the unsafe loadstring function from its Lua sandbox, allowing a user who can run EVAL scripts to load crafted, unvalidated bytecode that crashes the server process, resulting in a remote denial of service.

Assigner: apache
Reserved: 18.05.2026 Published: 25.06.2026 Updated: 25.06.2026

A vulnerability in Apache Kvrocks.

This issue affects Apache Kvrocks: from 2.2.0 through 2.15.0.

Users are recommended to upgrade to version 2.16.0, which fixes the issue.

CVSS Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:P/VC:L/VI:L/VA:L/SC:H/SI:H/SA:H/S:N/AU:Y/R:U/V:D/RE:L/U:Green
CVSS Score: 5.5

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	High
Attack Complexity	High	Integrity	Low	Integrity	High
Attack Requirements	None	Availability	Low	Availability	High
Privileges Required	Low
User Interaction	Passive

CVSS 4.0

Vendor	Apache Software Foundation
Product	Apache Kvrocks
Versions	Default: unaffected affected from 2.2.0 to 2.15.0 (incl.)