CVE-2026-46752: Apache Kvrocks: Stack buffer overflow in Lua bit.tohex()
Published Jun 25, 2026
·Updated
Redis Lua HEAP overflow in cjson library vulnerability in Apache Kvrocks.
This issue affects Apache Kvrocks: from 2.0.4 through 2.15.0.
Users are recommended to upgrade to version 2.16.0, which fixes the issue.
Affected Software
1 affected component
Apache Kvrocks>=2.0.4<=2.15.0
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Apache Kvrocksto a version that resolves this vulnerability.Fixed in 2.16.0
Event History
Jun 25, 2026
CVE Published
via MITRE·08:00 AM
Data Sourced
via MITRE·08:00 AM
DescriptionWeakness
Data Sourced
via NVD·09:16 AM
DescriptionSeverityWeakness
Frequently Asked Questions
1
What is the severity of CVE-2026-46752?
CVE-2026-46752 has a critical severity rating of 10.
2
How do I fix CVE-2026-46752?
To fix CVE-2026-46752, upgrade Apache Kvrocks to version 2.16.0 or later.
3
What is the nature of the vulnerability in CVE-2026-46752?
CVE-2026-46752 is a stack buffer overflow vulnerability in the Lua bit.tohex() function.
4
Which versions of Apache Kvrocks are affected by CVE-2026-46752?
Apache Kvrocks versions from 2.0.4 to 2.15.0 are affected by CVE-2026-46752.
5
What can be compromised due to CVE-2026-46752?
Exploitation of CVE-2026-46752 can lead to a crash or remote code execution due to a heap overflow.