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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| perwendel | spark | 2.9.0, 2.9.1, 2.9.2, 2.9.3, 2.9.4 | — |
References
- VDB-383321 | perwendel spark SparkJava ExternalResourceHandler.jav staticFiles.externalLocation symlink vdb-entry technical-description
- VDB-383321 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-17459 | CVE Analysis and Report third-party-advisory
- Submit #862468 | GitHub spark V 2.9.4 SparkJava External Static Files Symlink Escape Allows Local File third-party-advisory
- https://github.com/perwendel/spark/issues/1296 exploit issue-tracking
- https://github.com/perwendel/spark/ product