CVE-2026-40960

HIGHNVD 8.18.1—
EchelonGraph scoreMEDIUM confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2026-04-16. NVD baseline CVSS 8.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
8.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.1Exploit: None knownExposed: 0

A fix is available — apply it.

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 HTTP API, and also receive access to it.

CVSS v3
8.1
EG Score
8.1(medium)
EG Risk
37(Track)
EG Risk 37/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity81% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
7%
KEV
Not listed

Published

April 16, 2026

Last Modified

April 17, 2026

Advisory Details (3)

Auto-updated Jun 3, 2026
Patch available. Sources: github_commit, github.
github Patch Available

HTTP API and insecure environment access control bypass · Advisory · luanti-org/luanti · GitHub

https://github.com/luanti-org/luanti/security/advisories/GHSA-22c4-238c-m5j4
github_commit

commit 827fd4cf7f98 (luanti-org/luanti)

Fix landed in luanti-org/luanti commit 827fd4cf7f98 — awaiting tagged release

https://github.com/luanti-org/luanti/commit/827fd4cf7f989482b2dad381fa4afd642ea73e8c
github_commit

commit 0faf529bc4b8 (luanti-org/luanti)

Fix landed in luanti-org/luanti commit 0faf529bc4b8 — awaiting tagged release

https://github.com/luanti-org/luanti/commit/0faf529bc4b89e70a275ed1162047815118f2413

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntuminetest-server (5.10.0+dfsg-5+deb13u1build0.26.04.1) @ resolute2026-06-14ubuntu

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(2 across 2 ecosystems)
Debian:13(1)
PackageVulnerable rangeFixed inDependents
luanti5.10.0+dfsg-55.10.0+dfsg-5+deb13u1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
luanti5.10.0+dfsg-5 ... 5.15.1+dfsg-2 (6 versions)5.15.2+dfsg-1—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 7× in last 7d / 26× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 223 total refreshes for this CVE.

  1. 2026-09-15 03:11 UTCEPSS rescore
  2. 2026-09-13 16:47 UTCEPSS rescore
  3. 2026-09-12 15:01 UTCEPSS rescore
  4. 2026-09-11 14:53 UTCEPSS rescore
  5. 2026-09-11 09:37 UTCEPSS rescore
  6. 2026-09-10 09:34 UTCEPSS rescore
  7. 2026-09-08 22:00 UTCEPSS rescore
  8. 2026-09-07 16:01 UTCEPSS rescore
  9. 2026-09-06 13:47 UTCEPSS rescore
  10. 2026-09-04 05:06 UTCEPSS rescore
  11. 2026-09-02 14:12 UTCEPSS rescore
  12. 2026-09-02 04:58 UTCOSV refresh
  13. 2026-09-01 13:53 UTCEPSS rescore
  14. 2026-09-01 04:39 UTCEPSS rescore
  15. 2026-08-30 19:17 UTCEPSS rescore
  16. 2026-08-28 21:41 UTCEPSS rescore
  17. 2026-08-27 14:25 UTCEPSS rescore
  18. 2026-08-26 14:46 UTCEPSS rescore
  19. 2026-08-25 13:49 UTCEPSS rescore
  20. 2026-08-23 00:19 UTCEPSS rescore
  21. 2026-08-21 23:49 UTCEPSS rescore
  22. 2026-08-20 22:55 UTCEPSS rescore
  23. 2026-08-19 17:03 UTCEPSS rescore
  24. 2026-08-18 13:48 UTCEPSS rescore
  25. 2026-08-17 13:47 UTCEPSS rescore
Show 75 more
  1. 2026-08-16 14:56 UTCEPSS rescore
  2. 2026-08-16 06:37 UTCEG score recompute
  3. 2026-08-16 06:37 UTCVendor advisory
  4. 2026-08-16 06:37 UTCGHSA enrichment
  5. 2026-08-16 02:14 UTCEPSS rescore
  6. 2026-08-15 02:29 UTCEG score recompute
  7. 2026-08-15 02:29 UTCVendor advisory
  8. 2026-08-15 02:29 UTCGHSA enrichment
  9. 2026-08-15 01:30 UTCEPSS rescore
  10. 2026-08-14 15:34 UTCVendor advisory
  11. 2026-08-14 15:34 UTCGHSA enrichment
  12. 2026-08-14 04:42 UTCEG score recompute
  13. 2026-08-14 04:42 UTCVendor advisory
  14. 2026-08-14 04:42 UTCGHSA enrichment
  15. 2026-08-13 22:00 UTCEPSS rescore
  16. 2026-08-13 08:55 UTCVendor advisory
  17. 2026-08-13 08:55 UTCGHSA enrichment
  18. 2026-08-12 18:52 UTCEG score recompute
  19. 2026-08-12 18:52 UTCVendor advisory
  20. 2026-08-12 18:52 UTCGHSA enrichment
  21. 2026-08-12 13:51 UTCEPSS rescore
  22. 2026-08-11 17:03 UTCEG score recompute
  23. 2026-08-11 17:03 UTCVendor advisory
  24. 2026-08-11 17:03 UTCGHSA enrichment
  25. 2026-08-11 13:43 UTCEPSS rescore
  26. 2026-08-11 02:37 UTCEG score recompute
  27. 2026-08-11 02:37 UTCVendor advisory
  28. 2026-08-11 02:37 UTCGHSA enrichment
  29. 2026-08-11 00:00 UTCEPSS rescore
  30. 2026-08-10 12:50 UTCVendor advisory
  31. 2026-08-10 12:50 UTCGHSA enrichment
  32. 2026-08-10 01:50 UTCVendor advisory
  33. 2026-08-10 01:50 UTCGHSA enrichment
  34. 2026-08-09 14:51 UTCEG score recompute
  35. 2026-08-09 14:51 UTCVendor advisory
  36. 2026-08-09 14:51 UTCGHSA enrichment
  37. 2026-08-09 13:46 UTCEPSS rescore
  38. 2026-08-09 03:59 UTCEG score recompute
  39. 2026-08-09 03:59 UTCVendor advisory
  40. 2026-08-09 03:59 UTCGHSA enrichment
  41. 2026-08-08 16:37 UTCEPSS rescore
  42. 2026-08-08 11:20 UTCVendor advisory
  43. 2026-08-08 11:20 UTCGHSA enrichment
  44. 2026-08-08 00:16 UTCEG score recompute
  45. 2026-08-08 00:16 UTCVendor advisory
  46. 2026-08-08 00:16 UTCGHSA enrichment
  47. 2026-08-07 13:24 UTCVendor advisory
  48. 2026-08-07 13:24 UTCGHSA enrichment
  49. 2026-08-06 21:30 UTCEG score recompute
  50. 2026-08-06 21:30 UTCVendor advisory
  51. 2026-08-06 21:30 UTCGHSA enrichment
  52. 2026-08-06 13:46 UTCEPSS rescore
  53. 2026-08-06 10:25 UTCVendor advisory
  54. 2026-08-06 10:25 UTCGHSA enrichment
  55. 2026-08-05 23:21 UTCEG score recompute
  56. 2026-08-05 23:21 UTCVendor advisory
  57. 2026-08-05 23:21 UTCGHSA enrichment
  58. 2026-08-05 19:17 UTCEPSS rescore
  59. 2026-08-04 15:10 UTCEPSS rescore
  60. 2026-08-04 10:38 UTCEPSS rescore
  61. 2026-08-03 21:34 UTCEG score recompute
  62. 2026-08-03 21:34 UTCVendor advisory
  63. 2026-08-03 21:34 UTCGHSA enrichment
  64. 2026-08-03 10:36 UTCEPSS rescore
  65. 2026-08-03 00:46 UTCVendor advisory
  66. 2026-08-03 00:46 UTCGHSA enrichment
  67. 2026-08-02 13:12 UTCEG score recompute
  68. 2026-08-02 13:12 UTCVendor advisory
  69. 2026-08-02 13:12 UTCGHSA enrichment
  70. 2026-08-02 02:27 UTCEPSS rescore
  71. 2026-08-01 04:16 UTCEPSS rescore
  72. 2026-07-30 16:28 UTCEPSS rescore
  73. 2026-07-30 01:30 UTCEPSS rescore
  74. 2026-07-28 15:36 UTCEPSS rescore
  75. 2026-07-27 14:13 UTCEPSS rescore

Frequently asked(5)

What is CVE-2026-40960?
CVE-2026-40960 is a high vulnerability published on April 16, 2026. Luanti 5 before 5.15.2 sometimes allows unintended access to an insecure environment. If at least one mod is listed as secure.trustedmods or secure.httpmods, then a crafted mod can intercept the request for the insecure environment or HTTP API, and also receive access to it.
When was CVE-2026-40960 disclosed?
CVE-2026-40960 was first published in the National Vulnerability Database on April 16, 2026, with the most recent update on April 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-40960 actively exploited?
CVE-2026-40960 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 93.2% of all scored CVEs.
What is the CVSS score of CVE-2026-40960?
CVE-2026-40960 has a CVSS v3 base score of 8.1 (NVD).
How do I remediate CVE-2026-40960?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-40960, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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