Medium severity6.3NVD Advisory· Published Mar 8, 2026· Updated Apr 29, 2026
CVE-2026-3749
CVE-2026-3749
Description
A weakness has been identified in Bytedesk up to 1.3.9. This vulnerability affects the function handleFileUpload of the file source-code/src/main/java/com/bytedesk/core/upload/UploadRestService.java of the component SVG File Handler. Executing a manipulation can lead to unrestricted upload. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 1.4.5.1 is able to resolve this issue. This patch is called 975e39e4dd527596987559f56c5f9f973f64eff7. It is recommended to upgrade the affected component.
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Affected products
2Patches
Vulnerability mechanics
References
8- github.com/Bytedesk/bytedesk/commit/975e39e4dd527596987559f56c5f9f973f64eff7nvdPatch
- github.com/Bytedesk/bytedesk/issues/19nvdExploitVendor Advisory
- github.com/Bytedesk/bytedesk/issues/19nvdExploitVendor Advisory
- github.com/Bytedesk/bytedesk/issues/19nvdExploitVendor Advisory
- vuldb.comnvdThird Party AdvisoryVDB Entry
- vuldb.comnvdThird Party AdvisoryVDB Entry
- github.com/Bytedesk/bytedesk/releases/tag/v1.4.5.1nvdRelease Notes
- vuldb.comnvdPermissions RequiredVDB Entry
News mentions
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