CVE-2026-66570

high

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Nickboss WordPress File Upload wp-file-upload allows Stor…

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Nickboss WordPress File Upload wp-file-upload allows Stored XSS.This issue affects WordPress File Upload: from n/a through 5.2.1.

CVSS

7.1

7.1 (CVSS v3.1)

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Severity source: NVD CVSS v3.1 (audit@patchstack.com)

Timeline (UTC)

Published: 2026-11-01 16:18

Modified: 2026-11-02 16:19

NVD status: Deferred

Last synced 1 day ago

Verified against the source API 2026-11-03 07:35 UTC

Exploitation

Not listed in CISA KEV (as of last catalog sync)

Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

Not reported by the source (unknown — not "none").

Weakness classification (CWE)

CWE-79

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

Mitigation & advisories

No vendor advisory or patch reference tagged by NVD. Check the references below.

References

https://patchstack.com/database/wordpress/plugin/wp-file-upload/vulnerability/wordpress-wo... audit@patchstack.com

Data sources

NVD CVE API 2.0 — fetched 2026-11-03 07:35 UTC · record ↗

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