Skip to content
OpenAdvisories
Medium · 6.4 CVE-2025-49574 EUVD-2025-18925GHSA-9623-mj7j-p9v4

Quarkus potential data leak when duplicating a duplicated context

Published Jun 23, 2025 · Updated Dec 22, 2025 · Assigned by GitHub_M

Description

Quarkus is a Cloud Native, (Linux) Container First framework for writing Java applications. In versions prior to 3.24.1, 3.20.2, and 3.15.6, there is a potential data leak when duplicating a duplicated context. Quarkus extensively uses the Vert.x duplicated context to implement context propagation. With the new semantic data from one transaction can leak to the data from another transaction. From a Vert.x point of view, this new semantic clarifies the behavior. A significant amount of data is stored in the duplicated context, including request scope, security details, and metadata. Duplicating a duplicated context is rather rare and is only done in a few places. This issue has been patched in version 3.24.1, 3.20.2, and 3.15.6.

Affected products

VendorProductAffectedFixed
quarkusio quarkus >= 3.21.0.CR1, < 3.24.1, >= 3.16.0.CR1, < 3.20.2, < 3.15.6 —

Affected packages

EcosystemPackageAffectedFixedRecord
Maven io.quarkus:quarkus-vertx < 3.15.6 3.15.6 GHSA-9623-mj7j-p9v4
Maven io.quarkus:quarkus-vertx >= 3.16.0.CR1, < 3.20.2 3.20.2 GHSA-9623-mj7j-p9v4
Maven io.quarkus:quarkus-vertx >= 3.21.0.CR1, < 3.24.1 3.24.1 GHSA-9623-mj7j-p9v4

Advisories 1

References