CVE-2026-38973
Medium
Description
mrubyc through release3.4.1 was found to contain an out-of-bounds read in builtin missing-method lookup inside mrbc_find_method().
SeverityMedium
CVSS4.4
Exploit probability—
ProductMrubyc
PublishedJul 6, 2026
First seenJul 6, 2026
Weakness typeCWE-125Out-of-bounds read
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mrubyc | v ≤ release3.4.1 | — |
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