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Wed, 30 Sep 2026 20:30:00 +0000
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ssvc
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Wed, 30 Sep 2026 16:00:00 +0000
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| Description | 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's ECDSA adaptor pre-signature verification accepts forged adaptor pre-signatures whose "r" value is not cryptographically bound to the adaptor point "T". This issue has been patched in version 4.2.0. | |
| Title | UltrafastSecp256k1: ECDSA adaptor verification accepts non-adaptable pre-signatures due to missing DLEQ binding | |
| Weaknesses | CWE-345 CWE-347 |
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cvssV3_1
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Subscriptions
No data.
Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-09-30T19:52:01.569Z
Reserved: 2026-06-16T15:20:43.085Z
Link: CVE-2026-55174
Updated: 2026-09-30T19:51:33.995Z
Status : Deferred
Published: 2026-09-30T16:17:31.457
Modified: 2026-09-30T20:17:33.243
Link: CVE-2026-55174
No data.
OpenCVE Enrichment
Updated: 2026-09-30T19:15:07Z