What’s Vulnerable › Vulnerabilities

CVE-2025-14969: Hibernate-reactive-core: hibernate reactive: denial of service due to connection leak on http client disconnect

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-26 · updated 2026-10-20
• Weakness: CWE-772

Description

A flaw was found in Hibernate Reactive. When an HTTP endpoint is exposed to perform database operations, a remote client can prematurely close the HTTP connection. This action may lead to leaking connections from the database connection pool, potentially causing a Denial of Service (DoS) by exhausting available database connections.

Affected products

• Red Hat build of Quarkus 3.27.2.redhat: all versions — fixed in 3.1.12.Final-redhat-00001

How to fix

Upgrade to a fixed version: Red Hat build of Quarkus 3.27.2.redhat 3.1.12.Final-redhat-00001. Check the vendor advisory for mitigations.

References

• https://access.redhat.com/errata/RHSA-2026:1965
• https://access.redhat.com/security/cve/CVE-2025-14969
• https://bugzilla.redhat.com/show_bug.cgi?id=2423822

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