CVE-2023-41729 MEDIUM

CVE-2023-41729: WordPress SendPress Newsletters Plugin <= 1.22.3.31 is vulnerable to Cross Site Scripting (XSS)

Vendor Sendpress

Product SendPress Newsletters

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 SendPress Newsletters plugin <= 1.22.3.31 versions.

Explanation of Vulnerability in Simple Terms

02Summary

SendPress Newsletters versions up to 1.22.3.31 contain a stored cross-site scripting (XSS) vulnerability. An authenticated user with high privileges can inject malicious scripts that execute in the browsers of other users viewing affected content. The vulnerability requires user interaction to trigger and can affect multiple components of the application.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in other users' browsers when they view affected pages.

Potential impact on your site

04Site Impact

Compromised admin or editor accounts can inject scripts affecting all site visitors, potentially stealing credentials or redirecting users.

Conditions required to exploit

05Prerequisites

Attacker must have high-level admin or editor privileges and the victim must visit a page containing the injected script.

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-2023-41729 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

Related vulnerabilities

Identifiers

CVE CVE-2023-41729

CWE CWE-79

CVSS 5.9 / MEDIUM

Affected versions