{"id":3495,"date":"2026-09-04T04:59:45","date_gmt":"2026-09-03T20:59:45","guid":{"rendered":"https:\/\/www.54iter.cn\/?p=3495"},"modified":"2026-09-04T04:59:45","modified_gmt":"2026-09-03T20:59:45","slug":"cve-2026-48486","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-48486","title":{"rendered":"CVE-2026-48486 [HIGH] &#8211; Signum Node is a HDD-mined cryptocurrency using an energy efficient and fair Proof-of-Comm"},"content":{"rendered":"<p>Signum Node is a HDD-mined cryptocurrency using an energy efficient and fair Proof-of-Commitment (PoC+) consensus algorithm. Prior to version 3.9.9, an integer overflow in BlockServiceImpl.applyBlock() allowed a miner to receive an arbitrarily inflated block reward by crafting a block with a negative totalFeeCashBackNqt value. The vulnerability was introduced when the SMART_FEES hardfork (block ~1,029,000) enabled fee cash-back and burn accounting without overflow protection. This issue has been patched in version 3.9.9.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Signum Node is a HDD-mined cryptocurrency using an energy efficient and fair Proof-of-Commitment (PoC+) consensus algorithm. Prior to version 3.9.9, an integer overflow in BlockServiceImpl.applyBlock(<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-3495","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/3495","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3495"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3495"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3495"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}