CVE-2025-47550 | THREATINT

Description

Unrestricted Upload of File with Dangerous Type vulnerability in Themefic Instantio allows Upload a Web Shell to a Web Server. This issue affects Instantio: from n/a through 3.3.16.

Reserved 2025-05-07 | Published 2025-05-07 | Updated 2025-05-09 | Assigner Patchstack

MEDIUM: 6.6CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L

Problem types

CWE-434 Unrestricted Upload of File with Dangerous Type

Product status

Default status

unaffected

Any version

affected

Credits

Ryan Kozak (Patchstack Alliance) finder

References

patchstack.com/...itrary-file-upload-vulnerability?_s_id=cve vdb-entry

ryankozak.com/posts/cve-2025-47550/ third-party-advisory exploit technical-description

github.com/d0n601/CVE-2025-47550/ third-party-advisory exploit technical-description

cve.org (CVE-2025-47550)

nvd.nist.gov (CVE-2025-47550)

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