---
title: "CVE-2026-19991: UsersWP WordPress Plugin - Arbitrary File Deletion"
description: "UsersWP WordPress plugin <= 1.2.70 contains an arbitrary file deletion vulnerability caused by improper validation and normalization of file paths in upload_file_remove() AJAX handler, letting authenticated subscribers delete arbitrary files."
url: https://panop.io/threat-heartbeat/CVE-2026-19991/
---

# CVE-2026-19991 UsersWP WordPress Plugin - Arbitrary File Deletion

UsersWP WordPress plugin <= 1.2.70 contains an arbitrary file deletion vulnerability caused by improper validation and normalization of file paths in upload\_file\_remove() AJAX handler, letting authenticated subscribers delete arbitrary files.

CVSS base score 8.1 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.41% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-19991)

## Details

Type

Arbitrary File Deletion

Impact

File System Write, Denial Of Service

CVSS vector

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

Published

11 September 2026

Updated

15 October 2026

Weakness

[CWE-22](https://cwe.mitre.org/data/definitions/22.html)

## Vendor fix

Update to the latest version of UsersWP plugin.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-19991](https://nvd.nist.gov/vuln/detail/CVE-2026-19991)
- [https://plugins.trac.wordpress.org/browser/userswp/tags/1.2.70/includes/class-forms.php#L2076](https://plugins.trac.wordpress.org/browser/userswp/tags/1.2.70/includes/class-forms.php#L2076)
- [https://plugins.trac.wordpress.org/browser/userswp/tags/1.2.70/includes/class-forms.php#L2420](https://plugins.trac.wordpress.org/browser/userswp/tags/1.2.70/includes/class-forms.php#L2420)
- [https://plugins.trac.wordpress.org/browser/userswp/tags/1.2.70/includes/class-forms.php#L2432](https://plugins.trac.wordpress.org/browser/userswp/tags/1.2.70/includes/class-forms.php#L2432)
- [https://plugins.trac.wordpress.org/browser/userswp/tags/1.2.70/includes/class-validation.php#L194](https://plugins.trac.wordpress.org/browser/userswp/tags/1.2.70/includes/class-validation.php#L194)
- [https://plugins.trac.wordpress.org/browser/userswp/tags/1.2.70/includes/helpers/misc.php#L2107](https://plugins.trac.wordpress.org/browser/userswp/tags/1.2.70/includes/helpers/misc.php#L2107)
- [https://plugins.trac.wordpress.org/changeset?sfp\_email=&sfph\_mail=&reponame=&new=3650759%40userswp%2Ftrunk&old=3618724%40userswp%2Ftrunk&sfp\_email=&sfph\_mail=](https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3650759%40userswp%2Ftrunk&old=3618724%40userswp%2Ftrunk&sfp_email=&sfph_mail=)
- [https://www.wordfence.com/threat-intel/vulnerabilities/id/dfa094d3-e8db-4402-ad23-e161b1b6181e?source=cve](https://www.wordfence.com/threat-intel/vulnerabilities/id/dfa094d3-e8db-4402-ad23-e161b1b6181e?source=cve)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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