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CVE-2026-40959

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

Published: Apr 16, 2026Updated: Apr 16, 2026 Sources: CVE List NVD
NVD MITRE
9.3CVSS
CRITICAL

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

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:LAC:LPR:NUI:NS:CC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High

Weaknesses

CWE-829

Affected Products

Luanti
Luanti

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

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

Timeline

Published
Apr 16, 2026
Last Updated
Apr 16, 2026

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