CVE-2026-40959

State: Published
Severity: 9.3 Critical
Published: Apr 16, 2026
Updated: Apr 16, 2026
Reserved: Apr 16, 2026

Description

Luanti 5 before 5.15.2, when LuaJIT is used, allows a Lua sandbox escape via a crafted mod.

Scores

CVSS	Score	Vector	Source
3.1	9.3 Critical	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H	mitre

Weaknesses

CWE-829 Inclusion of Functionality from Untrusted Control Sphere

Affected Products

Product	Versions
LuantiLuanti	5.0.0 to before 5.15.2Affected

References

https://github.com/luanti-org/luanti/security/advisories/GHSA-g596-mf82-w8c3
https://github.com/luanti-org/luanti/commit/8a929dfb97aa08337f49ba1bb96a56d6557dc896
https://github.com/luanti-org/luanti/commit/53cef183e2a85a4daff84ac1a9a7946f940da8f8

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