CVE-2016-15033

Delete All Comments <= 2.0 - Arbitrary File Upload

9.8 Critical

The Delete All Comments plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the via the delete-all-comments.php file in versions up to, and including, 2.0. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected sites server which may make remote code execution possible.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

2.33%Up 2.3 points since Jun 7, 2023

What each source reports

CVE List Score used 9.8

Delete All Comments <= 2.0 - Arbitrary File Upload

Record: CVE-2016-15033
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-434
Updated: 2026-11-02

EUVDEUVD-2016-2099 9.8

Record: EUVD-2016-2099
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-qf6v-4jg5-gwqg 9.8

The Delete All Comments plugin for WordPress is vulnerable to arbitrary file uploads due to...

Record: GHSA-qf6v-4jg5-gwqg
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-434
Updated: 2026-11-02

NVD 9.8

Record: CVE-2016-15033
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-434
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 10, 2026	facts
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2016-15033 is a critical vulnerability (CVSS 9.8) in Delete All Comments Project All Comments, published June 7, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.33%, the 83rd percentile. No source names a fixed version.