CVE-2026-52732: zebra < 4.5.0

CVE-2026-52732. CVSS 3.1 base score 5.3 (MEDIUM, Vendor/CNA). EPSS 0.00507 (percentile 0.42292), scored 21-Oct-2026.

Affected technology

zebra · < 4.5.0
ZcashFoundation

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

An attacker can advertise fake transaction identifiers and remain silent so each task holds a slot until TRANSACTION_DOWNLOAD_TIMEOUT, then periodically refill the queue as slots expire. Vendor/CNA’s CVSS 3.1 assessment (base score 5.3/10) rates confidentiality and integrity impact as none; availability impact as low.

Published 23-Oct-2026 06:11 UTC

CWE: CWE-770
CCR priority: 21.3 /100 (P4)
CVSS 3.1: 5.3 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L · Vendor/CNA
EPSS: 0.00507 · percentile 0.42343 · 2026-10-22
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-23 06:11:59.600832+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-23 06:11:01.814928+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-52732.html