CVE-2026-6847
Unauthenticated Remote Code Execution in ThemisNETPanel
- State
- Published
- Severity
- 9.3 Critical
- Published
- Jul 13, 2026
- Updated
- Jul 14, 2026
- Reserved
- Apr 22, 2026
Description
Remote Code Execution vulnerability exists in ThemisNETPanel due to missing authentication for a critical file upload function. The application exposes an endpoint that allows unauthenticated attackers to upload arbitrary PHP files by providing a base64-encoded payload and to execute arbitrary code on the underlying server. This issue has been fixed by a patch released in April 2026.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.3 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L | CERT-PL |
Weaknesses
- CWE-306 Missing Authentication for Critical Function
Affected Products
| Product | Versions |
|---|---|
ThemisNETPanel4real |
|
References
- https://cert.pl/posts/2026/07/CVE-2026-6847/third-party-advisory
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