Path Traversal in Openclaw
CVE-2026-100549
OpenClaw versions before 2026.8.1 contain a path traversal vulnerability in QQBot voice attachment handling where filenames are decoded twice, allowing encoded traversal segments to reappear after sanitization. Attackers can supply crafted voice attachments that write files outside the intended staging directory to other process-writable locations.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.
EPSS exploit prediction
EPSS: 0.003 (20.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
Weakness classification (CWE)
References
- GitHub Security Advisory (GHSA-rm45-4jx5-2927) (vendor-advisory)
- VulnCheck Advisory: OpenClaw before 2026.8.1 Path Traversal via QQBot voice filenames (third-party-advisory)
Frequently asked questions
- What is CVE-2026-100549?
- CVE-2026-100549 is a medium-severity vulnerability in Openclaw, classified under Path Traversal. CVSS score: 5.4/10. Published 2026-09-26.
- How severe is CVE-2026-100549?
- Medium severity. CVSS v3 base score is 5.4 out of 10.