P4Verified

CVE-2026-104437

CVE-2026-104437. CVSS base score 7.4 (HIGH, Vendor/CNA). EPSS 0.00205 (percentile 0.09429), scored 2026-10-04.

Affected technology

zebra · 0 to before 4.4.0
ZcashFoundation

Description’s affected range: before 4.4.0

Component: Not specified by the source

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

What an attacker can do

Attackers can craft V5 transactions with fewer outputs than inputs that Zebra accepts and templates via getblocktemplate, producing blocks zcashd rejects. Vendor/CNA’s CVSS 4.0 assessment rates confidentiality impact as none; integrity and availability impact as high.

Published 2026-10-06 03:43:30.520884+00:00

CWE: CWE-347
CCR priority: 29.7 /100 (P4)
CVSS: 7.4 /10 · CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H · Vendor/CNA
EPSS: 0.00205 · percentile 0.09429 · 2026-10-04
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-06 03:43:23.555804+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-104437.html