What is CVE-2026-15565?

CVE-2026-15565 is a high-severity vulnerability in Red Hat Build Of Apache Camel For Spring Boot 4, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.5/10. Published 2026-08-11.

How severe is CVE-2026-15565?

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

Buffer overflow in Red Hat Build Of Apache Camel For Spring Boot 4

CVE-2026-15565

A flaw was found in Undertow. A remote attacker can cause Out of Memory on websockets endpoint without authentication on any @ServerEndpoint class that has any @OnMessage method. This allows an attacker to cause Denial of Service attack wi…

Vulnerability class: Buffer Overflow

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-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

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

Frequently asked questions

What is CVE-2026-15565?: CVE-2026-15565 is a high-severity vulnerability in Red Hat Build Of Apache Camel For Spring Boot 4, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.5/10. Published 2026-08-11.
How severe is CVE-2026-15565?: High severity. CVSS v3 base score is 7.5 out of 10.