CVE-2023-34371 MEDIUM

CVE-2023-34371: WordPress Download SpamReferrerBlock Plugin <= 2.22 is vulnerable to Cross Site Request Forgery (CSRF)

Vendor Didier Sampaolo

Product SpamReferrerBlock

Weakness CWE-352 · CSRF

Published November 9, 2023

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

4.3/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction Required

Confidentiality None

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Cross-Site Request Forgery (CSRF) vulnerability in Didier Sampaolo SpamReferrerBlock plugin <= 2.22 versions.

Explanation of Vulnerability in Simple Terms

02Summary

SpamReferrerBlock through version 2.22 is vulnerable to cross-site request forgery (CSRF). An attacker can craft a malicious webpage that, when visited by a site administrator, performs unwanted actions on the site without the admin's knowledge or consent. The vulnerability requires the admin to visit the attacker's page while logged into their site.

What an attacker can do

03Attacker Capabilities

Perform unwanted administrative actions on the site by tricking a logged-in admin into visiting a malicious webpage.

Potential impact on your site

04Site Impact

An attacker can modify site settings or perform other admin actions if they trick your administrator into clicking a malicious link.

Conditions required to exploit

05Prerequisites

Site administrator must visit an attacker-controlled webpage while logged into the WordPress site.

Key dates

06Disclosure timeline

November 9, 2023 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-34371 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/352.html AskarLabs — CWE-352 write-up Cross-Site Request Forgery

Related vulnerabilities

Identifiers

CVE CVE-2023-34371

CWE CWE-352

CVSS 4.3 / MEDIUM

Affected versions