What is CVE-2026-40960?

CVE-2026-40960 is a high-severity vulnerability in Luanti, classified under Always-Incorrect Control Flow Implementation. CVSS score: 8.1/10. Published 2026-04-16.

How severe is CVE-2026-40960?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Luanti

CVE-2026-40960

Luanti 5 before 5.15.2 sometimes allows unintended access to an insecure environment. If at least one mod is listed as secure.trusted_mods or secure.http_mods, then a crafted mod can intercept the request for the insecure environment or HT…

EPSS: 0.000 (0.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Luanti — versions 5.0.0

Weakness classification (CWE)

CWE-670 — Always-Incorrect Control Flow Implementation

References

github.com/luanti-org/luanti/security/advisories/GHSA-22c4-238c-m5j4
github.com/luanti-org/luanti/commit/0faf529bc4b89e70a275ed1162047815118f2413
github.com/luanti-org/luanti/commit/827fd4cf7f989482b2dad381fa4afd642ea73e8c

Frequently asked questions

What is CVE-2026-40960?: CVE-2026-40960 is a high-severity vulnerability in Luanti, classified under Always-Incorrect Control Flow Implementation. CVSS score: 8.1/10. Published 2026-04-16.
How severe is CVE-2026-40960?: High severity. CVSS v3 base score is 8.1 out of 10.