OCTOBER 13, 2026
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Case File

CVE-2026-109365

LOW · CVSS 3.7 Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-10-12 · Last synced 2026-10-13

CyberRota Analysis

AI-Generated

Zebra versions prior to 6.4.0 are susceptible to an uncontrolled resource consumption vulnerability that enables unauthenticated attackers to disrupt proof verification by submitting forged block bodies with valid header hashes. This can lead to significant resource waste during the verification process, causing sync delays of up to 67 seconds. Organizations utilizing Zebra should prioritize addressing this vulnerability to maintain system performance and integrity.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-109365
Severity
LOW
CVSS
3.7
EPSS
N/A

Original NVD Description

Zebra before 6.4.0 contains an uncontrolled resource consumption vulnerability that allows unauthenticated peers to force full proof verification by serving forged block bodies with valid header hashes. Attackers can flip authorizing-only bytes such as a coinbase scriptSig, wasting Sapling, Orchard, and Ironwood proof verification without penalty and stalling sync for 67 seconds.