CVE-2026-79623
FishCodeTech Muteki Default Local Worker Backend settings.json os command injection
- State
- Published
- Severity
- 5.3 Medium
- Published
- Aug 25, 2026
- Updated
- Aug 27, 2026
- Reserved
- Aug 25, 2026
Description
A security vulnerability has been detected in FishCodeTech Muteki up to 0.2.5. The affected element is an unknown function of the file .claude/settings.json of the component Default Local Worker Backend. The manipulation leads to os command injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. The issue was closed with the comment (translated from Chinese): "The project will be refactored and shut down."
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 6.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 6.3 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 6.5 Medium | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
MutekiFishCodeTech |
|
References
- VDB-394962 | FishCodeTech Muteki Default Local Worker Backend settings.json os command injectionvdb-entry
- VDB-394962 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- CVE-2026-79623 | CVE Analysis and Reportthird-party-advisory
- Submit #887095 | FishCodeTech Muteki v0.2.5 OS Command Injectionthird-party-advisory
- https://github.com/FishCodeTech/muteki/issues/7issue-tracking
- https://github.com/micr0softDrestlife/muteki_vul_reportexploit
- https://github.com/FishCodeTech/muteki/product
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