CVE-2023-5538

MpOperationLogs <= 1.0.1 - Unauthenticated Stored Cross-Site Scripting

7.2 HighPublic exploit

The MpOperationLogs plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the IP Request Headers in versions up to, and including, 1.0.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers 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: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: None

Exploit likelihood

1.13%Up 1.1 points since Oct 18, 2023

What each source reports

CVE List Score used 7.2

MpOperationLogs <= 1.0.1 - Unauthenticated Stored Cross-Site Scripting

Record: CVE-2023-5538
CVSS 3.1: 7.2 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2023-57850 7.2

Record: EUVD-2023-57850
CVSS 3.1: 7.2 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-r22f-cv66-85xr 7.2

The MpOperationLogs plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the IP...

Record: GHSA-r22f-cv66-85xr
CVSS 3.1: 7.2 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

NVD 7.2

Record: CVE-2023-5538
CVSS 3.1: 7.2 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
PoC in GitHub	juweihuitao/MpOperationLogs	2023-10-12

History

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

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

In short

CVE-2023-5538 is a high vulnerability (CVSS 7.2) in Burningx Mpoperationlogs, published October 18, 2023. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.13%, the 66th percentile. No source names a fixed version.