CVE-2022-1276

9.8 criticalEPSS 1.6%

Critical (9.8) in mruby mruby. EPSS 1.6% chance of exploitation in the next 30 days.

Out-of-bounds Read in mrb_get_args in GitHub repository mruby/mruby prior to 3.2. Possible arbitrary code execution if being exploited.

Severity

9.8 critical

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

EPSS: 1.6% chance of exploitation in the next 30 days; higher than 75% of CVEs (scores of 2026-10-31)
CWE: CWE-125
Published: 2022-04-10
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19