Vulnerability in Klever-io Klever-go

CVE-2026-46403

Klever-Go is the Go implementation of the Klever blockchain protocol. Prior to 1.7.17, KVM exposes `ExecuteReadOnlyWithTypedArguments` as a read-only execution mechanism. The hook saves the previous read-only state, sets `runtime.SetReadOn…

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-46403?
CVE-2026-46403 is a medium-severity vulnerability in Klever-io Klever-go, classified under Protection Mechanism Failure. CVSS score: 6.3/10. Published 2026-07-21.
How severe is CVE-2026-46403?
Medium severity. CVSS v3 base score is 6.3 out of 10.