Medium severity5.9NVD Advisory· Published Jul 30, 2026
o6 Automation open62541
CVE-2026-63362
Description
An unsigned integer underflow in the PubSub signature verification path in open62541 may allow a remote attacker to cause a denial of service via a crafted UDP packet.
Affected products
2Patches
Vulnerability mechanics
News mentions
1- o6 Automation open62541CISA ICS Advisories