CVE-2023-41855 MEDIUM

CVE-2023-41855: WordPress Regpack Plugin <= 0.1 is vulnerable to Cross Site Scripting (XSS)

Vendor Regpacks

Product Regpack

Weakness CWE-79 · XSS

Published October 2, 2023

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

5.9/10

Attack vector Network

Attack complexity Low

Privileges required High

User interaction Required

Confidentiality Low

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Regpacks Regpack plugin <= 0.1 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Regpack contains a cross-site scripting (XSS) vulnerability that allows an authenticated administrator to inject malicious scripts into the application. The vulnerability requires user interaction—typically a victim clicking a crafted link—and can affect other users or the site itself. The impact is limited to low-severity data exposure and site defacement.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that execute in other users' browsers when they visit affected pages.

Potential impact on your site

04Site Impact

An admin account could be compromised to inject scripts affecting other admins or site visitors, risking credential theft or malware distribution.

Conditions required to exploit

05Prerequisites

Attacker must have high-level administrative privileges and the victim must click a malicious link or visit a crafted page.

Key dates

06Disclosure timeline

October 2, 2023 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-41855 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

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