CVE-2026-38976

highCVSS 7.5covered by 1 sourcefirst seen 2026-07-06

mrubyc through 3.4.1 was found to contain a NULL pointer dereference in src/vm.c in op_super() / OP_SUPER due to a missing runtime guard for top-level super.

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Exploitation outlook

Low exploitation risk0.34% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 26% of all EPSS-scored CVEs.

Advisory coverage (1)

highCVE-2026-38976: mrubyc through 3.4.1 was found to contain a NULL pointer dereference in src/vm.c in op_super()…nvd · 2026-07-06

External references

NVD record for CVE-2026-38976

CVE.org record

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