What is CVE-2026-81624?

CVE-2026-81624 is a high-severity vulnerability in Red Hat Build Of Apache Camel For Spring Boot 4, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-08-31.

How severe is CVE-2026-81624?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Red Hat Build Of Apache Camel For Spring Boot 4

CVE-2026-81624

Undertow is a flexible performant web server used in JBoss EAP and WildFly. A flaw was found in how Undertow handles WebSocket connections. Specifically, certain configuration limits like message buffer sizes and session timeouts cannot be adjusted and default to being unlimited. This allows a remote attacker to send large amounts of data or maintain connections indefinitely, potentially crashing the server by exhausting its memory or other resources.

EPSS: 0.003 (25.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
secalert@redhat.com (x_refsource_REDHAT, issue-tracking)

Frequently asked questions

What is CVE-2026-81624?: CVE-2026-81624 is a high-severity vulnerability in Red Hat Build Of Apache Camel For Spring Boot 4, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-08-31.
How severe is CVE-2026-81624?: High severity. CVSS v3 base score is 7.5 out of 10.