CVE-2026-52734 | ZcashFoundation Zebra up to 4.4.x Mempool Downloads downloads.rs Downloads::poll_next memory leak

August 18, 2026 Yanac

A vulnerability has been found in ZcashFoundation Zebra up to 4.4.x and classified as problematic. This vulnerability affects the function Downloads::poll_next of the file zebrad/src/components/mempool/downloads.rs of the component Mempool Downloads. This manipulation causes memory leak.

This vulnerability appears as CVE-2026-52734. The attack may be initiated remotely. There is no available exploit.

The affected component should be upgraded.VulDB Recent EntriesRead More