{"id":"USN-8366-1","summary":"luanti vulnerabilities","details":"It was discovered that Luanti, when using LuaJIT, did not properly\nenforce Lua sandbox restrictions. An attacker could possibly use\nthis issue to execute arbitrary code. (CVE-2026-40959)\n\nIt was discovered that Luanti did not properly restrict access to\ninsecure environments. An attacker could possibly use this issue to\nobtain unintended access to the insecure environment or HTTP API.\n(CVE-2026-40960)","modified":"2026-06-02T18:33:04.021274908Z","published":"2026-06-02T12:48:54Z","related":["UBUNTU-CVE-2026-40959","UBUNTU-CVE-2026-40960"],"upstream":["CVE-2026-40959","CVE-2026-40960","UBUNTU-CVE-2026-40959","UBUNTU-CVE-2026-40960"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8366-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-40959"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-40960"}],"affected":[{"package":{"name":"luanti","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/luanti?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.10.0+dfsg-5+deb13u1build0.25.10.1"}]}],"versions":["5.10.0+dfsg-5"],"ecosystem_specific":{"binaries":[{"binary_name":"luanti","binary_version":"5.10.0+dfsg-5+deb13u1build0.25.10.1"},{"binary_name":"luanti-data","binary_version":"5.10.0+dfsg-5+deb13u1build0.25.10.1"},{"binary_name":"luanti-server","binary_version":"5.10.0+dfsg-5+deb13u1build0.25.10.1"},{"binary_version":"5.10.0+dfsg-5+deb13u1build0.25.10.1","binary_name":"minetest"},{"binary_version":"5.10.0+dfsg-5+deb13u1build0.25.10.1","binary_name":"minetest-data"},{"binary_version":"5.10.0+dfsg-5+deb13u1build0.25.10.1","binary_name":"minetest-server"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:25.10","cves":[{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2026-40959"},{"id":"CVE-2026-40960","severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8366-1.json"}},{"package":{"name":"luanti","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/luanti?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.10.0+dfsg-5+deb13u1build0.26.04.1"}]}],"versions":["5.10.0+dfsg-5"],"ecosystem_specific":{"binaries":[{"binary_name":"luanti","binary_version":"5.10.0+dfsg-5+deb13u1build0.26.04.1"},{"binary_name":"luanti-data","binary_version":"5.10.0+dfsg-5+deb13u1build0.26.04.1"},{"binary_version":"5.10.0+dfsg-5+deb13u1build0.26.04.1","binary_name":"luanti-server"},{"binary_version":"5.10.0+dfsg-5+deb13u1build0.26.04.1","binary_name":"minetest"},{"binary_name":"minetest-data","binary_version":"5.10.0+dfsg-5+deb13u1build0.26.04.1"},{"binary_version":"5.10.0+dfsg-5+deb13u1build0.26.04.1","binary_name":"minetest-server"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2026-40959"},{"id":"CVE-2026-40960","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:26.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8366-1.json"}}],"schema_version":"1.7.5"}