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 Thu, 01 Oct 2026 01:42:33 +0000 CVE-2026-55174 — UltrafastSecp256k1: ECDSA adaptor verification accepts non-adaptable pre-signatures due to missing DLEQ binding https://db.gcve.eu/vuln/cve-2026-55174 <p><strong>Affected:</strong> shrec UltrafastSecp256k1</p> <p>UltrafastSecp256k1 is a high-performance, multi-backend secp256k1 engine with reproducible audit evidence, compatibility shims, and profile-based review scopes. Prior to version 4.2.0, UltrafastSecp256k1&#39;s ECDSA adaptor pre-signature verification accepts forged adaptor pre-signatures whose &#34;r&#34; value is not cryptographically bound to the adaptor point &#34;T&#34;. This issue has been patched in version 4.2.0.</p> <p><strong>Affected:</strong> shrec UltrafastSecp256k1</p> <p>UltrafastSecp256k1 is a high-performance, multi-backend secp256k1 engine with reproducible audit evidence, compatibility shims, and profile-based review scopes. Prior to version 4.2.0, UltrafastSecp256k1&#39;s ECDSA adaptor pre-signature verification accepts forged adaptor pre-signatures whose &#34;r&#34; value is not cryptographically bound to the adaptor point &#34;T&#34;. This issue has been patched in version 4.2.0.</p> https://db.gcve.eu/vuln/cve-2026-55174