Most recent entries from all https://db.gcve.eu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Sun, 08 Nov 2026 20:41:20 +0000 CVE-2026-123556 — Zebra 4.5.0 before 7.0.0 Honest Peer Ban via Mempool Lock-Time Scoring https://db.gcve.eu/vuln/cve-2026-123556 <p><strong>Affected:</strong> ZcashFoundation zebra</p> <p>ZcashFoundation Zebra from 4.5.0 before 7.0.0 contains a protection mechanism failure that bans honest peers by scoring mempool lock-time rejections at the ban threshold. Attackers can broadcast transactions locked until the current height right after each block, causing lagging nodes to ban honest relaying peers for 24 hours or until restart.</p> <p><strong>Affected:</strong> ZcashFoundation zebra</p> <p>ZcashFoundation Zebra from 4.5.0 before 7.0.0 contains a protection mechanism failure that bans honest peers by scoring mempool lock-time rejections at the ban threshold. Attackers can broadcast transactions locked until the current height right after each block, causing lagging nodes to ban honest relaying peers for 24 hours or until restart.</p> https://db.gcve.eu/vuln/cve-2026-123556