Vulnerability · Published Jul 13, 2026 · Assigned by CERT-PL

CVE-2026-6847Unauthenticated Remote Code Execution in ThemisNETPanel

Critical 9.3

In plain English

A critical-severity missing authentication in ThemisNETPanel from 4real. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 59% of all known vulnerabilities).

Severity (CVSS 4.0)9.3Critical

Exploit odds (30 days)0.9%top 40.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
4real	ThemisNETPanel	0 – before 04.2026

Weakness: CWE-306 · Vector: 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

References

https://cert.pl/posts/2026/07/CVE-2026-6847/ third-party-advisory