EVbee DC-80 up to 1.5.0 File filename input validation

Summaryinfo

A vulnerability described as critical has been identified in EVbee DC-80 up to 1.5.0. This issue affects some unknown processing of the component File Handler. Such manipulation of the argument filename leads to input validation. This vulnerability is uniquely identified as CVE-2026-22102. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in EVbee DC-80 up to 1.5.0 and classified as critical. Affected by this issue is an unknown code block of the component File Handler. The manipulation of the argument filename with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A POST request sent to a specific webserver endpoint can be used to write to arbitrary file locations. The endpoint accepts the filename parameter in the Content-Disposition header without verification. This can be used to cause a denial of service by overwriting system files, or remote-code-execution by overwriting shell-scripts which execution can be triggered through other means.

The advisory is available at csirt.divd.nl. This vulnerability is handled as CVE-2026-22102 since 01/06/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.

Upgrading to version 1.5.1 eliminates this vulnerability.

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Productinfo

Vendor

• EVbee

Name

• DC-80

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5.0

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