CVE-2026-10219CWE-77CWE-78

nextlevelbuilder GoClaw write_file Tool fsbridge.go FsBridge.WriteFile os command injection

Medium · published June 1, 2026

CVSS v4.0
6.9
EPSS
1%
Percentile
71.0
In the wild
Unconfirmed
What it is

A vulnerability was found in nextlevelbuilder GoClaw up to 3.11.3. This impacts the function FsBridge.WriteFile of the file internal/sandbox/fsbridge.go of the component write_file Tool. Performing a manipulation results in os command injection. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The pull request to fix this issue awaits acceptance.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.01336 · 71.0th percentile
Weaknesses
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection'); CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-06-01T03:15Z
EPSS history
Timeline
  • 01 JUN 03:15Z
    nextlevelbuilder GoClaw write_file Tool fsbridge.go FsBridge.WriteFile os command injection
    cvelistv5