What is CVE-2026-14553?

CVE-2026-14553 is a high-severity vulnerability in Zportals, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.1/10. Published 2026-08-05.

How severe is CVE-2026-14553?

High severity. CVSS v3 base score is 8.1 out of 10.

Arbitrary file upload in Zportals

CVE-2026-14553

The zportals WordPress plugin before 6.3.4 does not properly validate uploaded files, trusting the client-supplied content type and preserving the original file extension, allowing any authenticated user (Subscriber or higher) to upload ar…

Vulnerability class: Unrestricted File Upload

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Unknown Zportals — versions 0

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

contact@wpscan.com (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-14553?: CVE-2026-14553 is a high-severity vulnerability in Zportals, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.1/10. Published 2026-08-05.
How severe is CVE-2026-14553?: High severity. CVSS v3 base score is 8.1 out of 10.