CVE-2026-38973

4.4 mediumEPSS 0.2%

Medium (4.4). EPSS 0.2% chance of exploitation in the next 30 days.

mrubyc through release3.4.1 was found to contain an out-of-bounds read in builtin missing-method lookup inside mrbc_find_method().

Severity

4.4 medium

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 5% of CVEs (scores of 2026-10-31)
CWE: CWE-125
Published: 2026-07-06
Modified: 2026-07-09
Record from: the NVD, synced 2026-10-19