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CVE-2026-6847

CRITICAL
9.3
CVSS 4.0
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.

Metadata

CVE ID
CVE-2026-6847
State
PUBLISHED
Assigner
CERT-PL
Reserved
2026-04-22 08:08 UTC
Published
2026-07-13 13:26 UTC
Last updated
2026-07-13 13:26 UTC
Primary CWE
CWE-306
CWE-306 Missing Authentication for Critical Function
Vendor / Product
4real / ThemisNETPanel
Sources
cve.org  ·  NVD

Severity & Metrics

9.3 CRITICAL CVSS 4.0
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
Affected products (1)
VendorProductPlatformVersions
4real ThemisNETPanel — 0 < 04.2026
Weakness (CWE)
CWESourceDescription
CWE-306 cna CWE-306 Missing Authentication for Critical Function
CVSS scores (1)
ScoreSeverityVersionSourceVector
9.3 CRITICAL 4.0 cna 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 (1)
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