VULNERABILITY INTELLIGENCE
CVE-2026-63559
CVSS score7.5 HIGH
EPSS probability0.70%
CISA KEVNot currently listed
Published2026-07-30
Last modified2026-10-23
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Description
An integer overflow in the UA_Variant arrayDimensions product computation in open62541 may allow a remote attacker to read out-of-bounds heap memory, potentially disclosing sensitive information.
Weakness classification
- ics-cert@hq.dhs.gov: CWE-190