PT-2026-70095 · Wildfly · Undertow
CVE-2026-15565
·
Published
2026-08-11
·
Updated
2026-08-24
CVSS v3.1
7.5
High
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Name of the Vulnerable Software and Affected Versions
Undertow (affected versions not specified)
Description
A flaw exists where a remote, unauthenticated attacker can trigger an Out of Memory condition on websockets endpoints. This occurs on any
@ServerEndpoint class containing an @OnMessage method, enabling a Denial of Service attack via a standard WebSocket handshake.Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
DoS
Buffer Overflow
Found an issue in the description? Have something to add? Feel free to write us 👾
Weakness Enumeration
Related Identifiers
Affected Products
Undertow