VULNERABILITY INTELLIGENCE

CVE-2026-65423

CVSS score8.8 HIGH

EPSS probability0.80%

CISA KEVNot currently listed

Published2026-07-30

Last modified2026-10-23

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

Description

An integer overflow in the UA_Variant arrayDimensions product computation in open62541 may allow a remote attacker to trigger an out-of-bounds write.