CVE-2026-52737 | ZcashFoundation Zebra/Zebra consensus up to 4.4.9 Sync Downloads downloads.rs handle_block_response resource consumption

A vulnerability classified as problematic has been found in ZcashFoundation Zebra and Zebra consensus up to 4.4.9. This affects the function handle_block_response of the file zebrad/src/components/sync/downloads.rs of the component Sync Downloads. The manipulation leads to resource consumption.

This vulnerability is listed as CVE-2026-52737. The attack may be initiated remotely. There is no available exploit.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More