cvedb.io
CVE-2026-3089
MEDIUM · CVSS 6.5
EPSS exploitation probability: 0%
Published 2026-03-09T14:16:10.143 · Last modified 2026-06-17T10:43:01.840

Summary

Actual Sync Server allows authenticated users to upload files through POST /sync/upload-user-file. In versions prior to 26.3.0, improper validation of the user-controlled x-actual-file-id header means that traversal segments (../) can escape the intended directory and write files outside userFiles.This issue affects prior versions of Actual Sync Server 26.3.0.

Affected products

actualbudget — actual

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.