CVE-2026-114663: vyper 0.4.0b1 through 0.5.0b1

Affected technology

vyper · 0.4.0b1 through 0.5.0b1
vyperlang

Description’s affected range: through 0.5.0b1 miscompiles unfoldable constants and omitted default arguments from imported modules

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Local · No privileges required · No user interaction required

What an attacker can do

Vendor/CNA’s CVSS 4.0 assessment (base score 8.6/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 22-Oct-2026 02:55 UTC

CWE: CWE-706
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-22 02:55:50.089611+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-114663.html