Paper/Archive/CVE-2026-40959

CVE-2026-40959

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

EPSS 0.2%CVSS 9.3

critical.is priorityof 100

30

CVSS 9.3 (CNA)9.3 / 10 × 3027.9 Not in CISA KEV+300.0 EPSS percentile 7.8.078 × 201.6 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

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

Affected

ProductAffectedFixed inSource

Luanti5.0.0 – < 5.15.25.15.2CNA

Scores by source

mitre (CNA)9.3CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

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