CVE-2026-3748

MEDIUM
2026-03-08 [email protected]
6.3
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

Lifecycle Timeline

4
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
PoC Detected
Mar 10, 2026 - 18:52 vuln.today
Public exploit code
Patch Released
Mar 10, 2026 - 18:52 nvd
Patch available
CVE Published
Mar 08, 2026 - 16:16 nvd
MEDIUM 6.3

Tags

Java Bytedesk

Description

A security flaw has been discovered in Bytedesk up to 1.3.9. This affects the function uploadFile of the file source-code/src/main/java/com/bytedesk/core/upload/UploadRestController.java of the component SVG File Handler. Performing a manipulation results in unrestricted upload. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks. Upgrading to version 1.4.5.1 is able to mitigate this issue. The patch is named 975e39e4dd527596987559f56c5f9f973f64eff7. Upgrading the affected component is recommended.

Analysis

Unrestricted file upload in Bytedesk versions up to 1.3.9 allows authenticated remote attackers to upload malicious SVG files through the UploadRestController component. Public exploit code exists for this vulnerability, which could enable attackers to execute arbitrary code or compromise system integrity. …

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Remediation

Within 30 days: Identify affected systems running Bytedesk and apply vendor patches as part of regular patch cycle. Vendor patch is available.

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Priority Score

52
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +32
POC: +20

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CVE-2026-3748 vulnerability details – vuln.today
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