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Description

Subscriber Arbitrary File Upload in WpStream < 4.11.2 versions.

PUBLISHED Reserved 2026-04-07 | Published 2026-06-15 | Updated 2026-06-15 | Assigner Patchstack




MEDIUM: 5.4CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

Problem types

CWE-434 Unrestricted Upload of File with Dangerous Type

Product status

Default status
unaffected

Any version before 4.11.2
affected

Credits

Muhammad Sharief | Patchstack Bug Bounty Program finder

References

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

cve.org (CVE-2026-39527)

nvd.nist.gov (CVE-2026-39527)

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