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CVE-2023-6394

Quarkus: graphql operations over websockets bypass

Published: Dec 9, 2023Updated: Feb 25, 2026 Sources: CVE List NVD GHSA BDUCWE-551
NVD MITRE
7.4CVSSHIGH
EPSS Score
0.8%
Top 47.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A flaw was found in Quarkus. This issue occurs when receiving a request over websocket with no role-based permission specified on the GraphQL operation, Quarkus processes the request without authentication despite the endpoint being secured. This can allow an attacker to access information and functionality outside of normal granted API permissions.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:HI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-551CWE-862

Affected Products

Red Hat build of Quarkus 2.13.9.FinalRed Hat
On-prem
Operating Systems / linux-distro
Red Hat build of Quarkus 3.2.9.FinalRed Hat
On-prem
Operating Systems / linux-distro
quarkusquarkus
Library
OSS Libraries / web-framework
build of quarkusredhat
LibraryLibrary
OSS Libraries / generic-library
Red Hat build of QuarkusRed Hat Inc.
LibraryLibrary
OSS Libraries / web-framework
red hatcommercialUSOperating Systemsaka red hat
quarkusoss-projectOSS Librariesaka quarkus.io
redhatcommercialUSOperating Systemsaka red hat
red hat inc.commercialUSOperating Systemsaka red hat
and 2 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
View detailed technique mapping

References

https://access.redhat.com/errata/RHSA-2023:7612
access.redhat.com
https://access.redhat.com/errata/RHSA-2023:7700
access.redhat.com
https://access.redhat.com/security/cve/CVE-2023-6394
access.redhat.com
and 11 more references View all →

Timeline

Published
Dec 9, 2023
Last Updated
Feb 25, 2026

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