CVE-2026-46752

Apache Kvrocks: Stack buffer overflow in Lua bit.tohex()

State: Published
Severity: 10.0 Critical
Published: Jun 25, 2026
Updated: Jun 25, 2026
Reserved: May 18, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	10.0 Critical	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H	apache

Weaknesses

CWE-122 Heap-based Buffer Overflow

Affected Products

Product	Versions
Apache KvrocksApache Software Foundation	2.0.4 through 2.15.0Affected

References

https://lists.apache.org/thread/11sr3bkkhkk0q01odgw6ddsj7fzo31ptvendor-advisory
http://www.openwall.com/lists/oss-security/2026/06/25/4

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