Improperly Implemented Security Check for Standard Affecting zcash/zcash package, versions [,6.12.0)


Severity

Recommended
0.0
low
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.22% (13th percentile)

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  • Snyk IDSNYK-UNMANAGED-ZCASHZCASH-15992824
  • published12 Apr 2026
  • disclosed5 Apr 2026
  • creditUnknown

Introduced: 5 Apr 2026

CVE-2026-35679  (opens in a new tab)
CWE-358  (opens in a new tab)

How to fix?

Upgrade zcash/zcash to version 6.12.0 or higher.

Overview

Affected versions of this package are vulnerable to Improperly Implemented Security Check for Standard in the Sprout transaction verification process. An attacker can cause unauthorized acceptance of invalid transactions by submitting specially crafted proofs, potentially leading to the draining of user funds from the affected pool.

CVSS Base Scores

version 4.0
version 3.1