Auth bypass in Openclaw
CVE-2026-100529
OpenClaw versions before 2026.8.1 contain an authorization scope widening vulnerability in file-transfer allow-always approvals that allows attackers to reuse standing grants for unreviewed paths. Attackers can exploit glob metacharacter interpretation and node display name reuse to access sibling paths or different nodes beyond the operator's original approval scope.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.002 (10.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 10.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
Weakness classification (CWE)
References
- GitHub Security Advisory (GHSA-7jfq-rmfm-29wp) (vendor-advisory)
- VulnCheck Advisory: OpenClaw before 2026.8.1 Authorization Scope Widening via File-Transfer (third-party-advisory)
Frequently asked questions
- What is CVE-2026-100529?
- CVE-2026-100529 is a medium-severity vulnerability in Openclaw, classified under Incorrect Authorization. CVSS score: 6.4/10. Published 2026-09-26.
- How severe is CVE-2026-100529?
- Medium severity. CVSS v3 base score is 6.4 out of 10.