Vulnerability in Red Hat Service Interconnect 2
CVE-2026-88763
A flaw was found in the skupper-router component of Red Hat Service Interconnect, which is used to provide secure communication between distributed services. The issue occurs when the router processes a specially crafted network message using its AMQP field parser. Due to a lack of bounds on recursion during parsing, the router can run out of stack memory and crash, leading to a denial of service for the interconnected network.
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking)
Frequently asked questions
- What is CVE-2026-88763?
- CVE-2026-88763 is a medium-severity vulnerability in Red Hat Service Interconnect 2, classified under Uncontrolled Recursion. CVSS score: 5.9/10. Published 2026-09-10.
- How severe is CVE-2026-88763?
- Medium severity. CVSS v3 base score is 5.9 out of 10.