A vulnerability, which was classified as critical, was found in spider-flow 0.4.3. Affected is the function FunctionService.saveFunction of the file src/main/java/org/spiderflow/controller/FunctionController.java. The manipulation leads to code injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. VDB-249510 is the identifier assigned to this vulnerability.