Auth bypass in Hkuds Openharness
CVE-2026-40515
OpenHarness before commit bd4df81 contains a permission bypass vulnerability that allows attackers to read sensitive files by exploiting incomplete path normalization in the permission checker. Attackers can invoke the built-in grep and glob tools with sensitive root directories that are not properly evaluated against configured path rules, allowing disclosure of sensitive local file content, key material, configuration files, or directory contents despite configured path restrictions.
Vulnerability class: Broken Access Control
EPSS: 0.002 (14.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Hkuds Openharness — versions 0
Weakness classification (CWE)
References
- disclosure@vulncheck.com (issue-tracking, Exploit, Issue Tracking)
- disclosure@vulncheck.com (Patch, patch)
- disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-40515?
- CVE-2026-40515 is a high-severity vulnerability in Hkuds Openharness, classified under Incorrect Authorization. CVSS score: 7.5/10. Published 2026-04-17.
- How severe is CVE-2026-40515?
- High severity. CVSS v3 base score is 7.5 out of 10.