CVE-2026-5680: Allocation of Resources Without Limits or Throttling in Red Hat Red Hat build of Apache Camel for Spring Boot 4
A flaw was found in Undertow. A remote attacker could exploit this vulnerability by sending specially crafted WebSocket messages with permessage-deflate negotiated. This could lead to excessive memory consumption due to the PerMessageDeflateFunction.largerBuffer() method using exponential doubling, resulting in a Denial of Service (DoS) for the affected application.
CVE-2026-5680: Allocation of Resources Without Limits or Throttling in Red Hat Red Hat build of Apache Camel for Spring Boot 4
Description
A flaw was found in Undertow. A remote attacker could exploit this vulnerability by sending specially crafted WebSocket messages with permessage-deflate negotiated. This could lead to excessive memory consumption due to the PerMessageDeflateFunction.largerBuffer() method using exponential doubling, resulting in a Denial of Service (DoS) for the affected application.
CVSS v3.1
Score 7.5high
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- redhat
- Date Reserved
- 2026-04-06T09:46:16.983Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://access.redhat.com/security/cve/CVE-2026-5680","vendor":"Red Hat"}]
Threat ID: 6a906badacd9273b49839ac0
Added to database: 08/27/2026, 16:54:05 UTC
Last updated: 08/27/2026, 20:23:09 UTC
Views: 7
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