CVE-2026-41363
OpenClaw: Feishu extension resolveUploadInput bypasses file-system sandbox and allows arbitrary file reads via upload_image
Description
## Summary Feishu upload path resolution could read files outside the configured localRoots sandbox before handing them to the upload path. ## Impact A tool caller constrained to workspace or localRoots paths could exfiltrate arbitrary host files through Feishu upload actions. ## Affected Component `extensions/feishu/src/docx.ts` ## Fixed Versions - Affected: `>= 2026.2.6, <= 2026.3.24` - Patched: `>= 2026.3.28` - Latest stable `2026.3.28` contains the fix. ## Fix Fixed by commit `764394c78b` (`fix: enforce localRoots sandbox on Feishu docx upload file reads`).
How to fix CVE-2026-41363
To remediate CVE-2026-41363, upgrade the affected package to a fixed version below.
- —upgrade to 2026.3.28 or later
Is CVE-2026-41363 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 2026.2.6, < 2026.3.28
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |