CVE-2026-46751: 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.

Severity: medium (CVSS 5.5 v4.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-25 · updated 2026-10-25

Description

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.

Affected products

Apache Software Foundation Apache Kvrocks: from 2.2.0 through 2.15.0

References

https://lists.apache.org/thread/cjjk4gq1nkb7pooqc37gz0blvdkqgv5z
http://www.openwall.com/lists/oss-security/2026/06/25/3

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