CVE-2021-29506

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: https://github.com/graphhopper/graphhopper/pull/2304

• CWE-400

• https://github.com/graphhopper/graphhopper/commit/eb189be1fa7443ebf4ae881e737a18f818c95f41Patch, Third Party Advisory
• https://github.com/graphhopper/graphhopper/pull/2304Patch, Third Party Advisory
• https://github.com/graphhopper/graphhopper/security/advisories/GHSA-hf44-3mx6-vhhwThird Party Advisory
• https://github.com/graphhopper/graphhopper/commit/eb189be1fa7443ebf4ae881e737a18f818c95f41Patch, Third Party Advisory
• https://github.com/graphhopper/graphhopper/pull/2304Patch, Third Party Advisory
• https://github.com/graphhopper/graphhopper/security/advisories/GHSA-hf44-3mx6-vhhwThird Party Advisory

Published

May 13, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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