CVE-2026-46711 Soft Machine - Path Traversal

Soft Machine <= 0.2.247 contains an unauthenticated file read vulnerability caused by exposed HTTP endpoints (/health, /file/<path>, /archive/<dir>) on port 8080, letting attackers on the same Fly app/org read arbitrary files and download project archives, exploit requires network access to TCP/8080 on the workspace.

CVSS base score 8.3 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.27% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Path Traversal
Impact
File System Read, Information Disclosure
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L
Published
30 September 2026
Updated
15 October 2026
Weakness
CWE-306

Vendor fix

Update to the latest version once a patch is available or restrict access to TCP/8080 on workspaces.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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