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CVE

CVE-2026-3748

A security flaw has been discovered in Bytedesk up to 1.3.9.
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CVE

CVE-2026-3748

A security flaw has been discovered in Bytedesk up to 1.3.9.

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.

Package Versions Affected

Package Version
patch Availability
No items found.

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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
C
H
U
5.3
-
4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
C
H
U
0
-
3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
C
H
U
-

Related Resources

No items found.

References

https://github.com/Bytedesk/bytedesk/, https://vuldb.com/?id.349726, https://vuldb.com/?submit.768028, https://github.com/Bytedesk/bytedesk/releases/tag/v1.4.5.1, https://github.com/Bytedesk/bytedesk/issues/18, https://github.com/Bytedesk/bytedesk/issues/18#issue-3993448721, https://github.com/Bytedesk/bytedesk/issues/18#issuecomment-3976672973, https://vuldb.com/?ctiid.349726, https://github.com/Bytedesk/bytedesk/commit/975e39e4dd527596987559f56c5f9f973f64eff7

Severity

8.8

CVSS Score
0
10

Basic Information

Ecosystem
Base CVSS
8.8
EPSS Probability
0.00118%
EPSS Percentile
0.30248%
Introduced Version
0
Fix Available
975e39e4dd527596987559f56c5f9f973f64eff7

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