CVE-2026-17459 – perwendel spark SparkJava ExternalResourceHandler.jav staticFiles.externalLocation symlink

CVE ID :CVE-2026-17459

Published : July 26, 2026, 11:16 a.m. | 37 minutes ago

Description :A vulnerability was determined in perwendel spark up to 2.9.4. This vulnerability affects the function staticFiles.externalLocation of the file src/main/java/spark/resource/ExternalResourceHandler.jav of the component SparkJava. Executing a manipulation can lead to symlink following. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.

Severity: 4.3 | MEDIUM

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