CVE-2023-2354

CHP Ads Block Detector <= 3.9.4 - Authenticated (Subscriber+) Stored Cross-Site Scripting

4.9 Medium

The CHP Ads Block Detector plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings reachable though an AJAX action in versions up to, and including, 3.9.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Attack profile

How easy it is to exploit

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

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: None

Exploit likelihood

0.47%Up 0.4 points since Aug 31, 2023

What each source reports

CVE List Score used 4.9

CHP Ads Block Detector <= 3.9.4 - Authenticated (Subscriber+) Stored Cross-Site Scripting

Record: CVE-2023-2354
CVSS 3.1: 4.9 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2023-33846 4.9

Record: EUVD-2023-33846
CVSS 3.1: 4.9 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-66m6-jpmj-9h43 4.9

The CHP Ads Block Detector plugin for WordPress is vulnerable to Stored Cross-Site Scripting via...

Record: GHSA-66m6-jpmj-9h43
CVSS 3.1: 4.9 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

NVD 4.9

Record: CVE-2023-2354
CVSS 3.1: 4.9 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
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-2023-2354 is a medium vulnerability (CVSS 4.9) in Suresh Chand Chp Ads Block Detector, published August 31, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.47%, the 41st percentile. No source names a fixed version.