SEPTEMBER 14, 2026
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Case File

CVE-2026-86840

CRITICAL · CVSS 9.1 EPSS 0.24% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-08 · Last synced 2026-09-14

CyberRota Analysis

AI-Generated

The `vtoken-minting` and `slpx` pallets in Bifrost are vulnerable due to improper authorization in channel commission attribution, allowing a signed account to mint tokens using any registered `channel_id` without proper verification. This can lead to inflated mint volumes for a channel, resulting in disproportionate commission payments during settlement. Organizations utilizing Bifrost should prioritize addressing this vulnerability to prevent potential financial exploitation and ensure accurate commission distribution.

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-2026-86840
Severity
CRITICAL
CVSS
9.1
EPSS
0.24%

Original NVD Description

The `vtoken-minting` and `slpx` pallets in Bifrost contain an improper authorization vulnerability in channel commission attribution. A signed account can supply an arbitrary registered `channel_id` when minting tokens without verifying that the caller is authorized to mint on behalf of that channel. This allows an attacker to inflate a channel's recorded mint volume and cause protocol commission payments to be disproportionately distributed to that channel during commission settlement.