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CVE-2026-8621 - Vulnerability Analysis

HighCVSS: 8.8

Last Updated: May 14, 2026

Crabbox - Authentication Bypass

Published: May 14, 2026Updated: May 14, 2026Remote Exploitable

Overview

Crabbox < 0.12.0 contains an authentication bypass caused by spoofing identity headers in requests authenticated with a shared token, letting non-admin attackers impersonate owners or organizations to bypass authorization checks.

Severity & Score

Severity: High
CVSS Score: 8.8

Impact

Non-admin attackers can impersonate owners or organizations to access victim accounts' scoped lease operations, bypassing authorization.

Mitigation

Update to version 0.12.0 or later.

Details

CVE ID
CVE-2026-8621
Severity
High
CVSS Score
8.8
Type
broken_authentication
Status
new

CWE

  • CWE-287

CVSS Metrics

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H