CVE-2026-85438
CVE-2026-85438
MOOS-IvP through 24.8.1 contains a buffer overflow vulnerability in StringToIvPFunction() where dimension, piece, and degree counts from encoded BHV_IPF payloads are used as allocation sizes and loop bounds without validation. Attackers can supply crafted payloads with mismatched dimension values to write attacker-controlled doubles past the end of the IvPBox weight array, causing memory corruption and potential code execution.
Vulnerability class: Integer Overflow
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-85438?
- CVE-2026-85438 is a critical-severity vulnerability, classified under Integer Overflow or Wraparound. CVSS score: 9.8/10. Published 2026-09-03.
- How severe is CVE-2026-85438?
- Critical severity. CVSS v3 base score is 9.8 out of 10.