CVE-2021-29506 Navigate endpoint is vulnerable to regex injection that may lead to Denial of Service.

GraphHopper is an open-source Java routing engine. In GrassHopper from version 2.0 and before version 2.4, there is a regular expression injection vulnerability that may lead to Denial of Service. This has been patched in 2.4 and 3.0 See this pull request for the fix:...

CVE-2021-29506

GraphHopper CVE-2021-29506 affects GrassHopper 2.0–2.4. The vulnerability is a regular expression injection that may cause Denial of Service. Root cause is in the navigation/regex handling in GrassHopper prior to 2.4. This has been patched in GraphHopper 2.4 and 3.0. Connected advisories and Red ...