CVE-2023-27611 MEDIUM

CVE-2023-27611: WordPress Reusable Blocks Extended Plugin <= 0.9 is vulnerable to Cross Site Request Forgery (CSRF)

Vendor Audrasjb

Product Reusable Blocks Extended

Weakness CWE-352 · CSRF

Published November 12, 2023

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

5.4/10

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:L

What the vulnerability does

01Description

Cross-Site Request Forgery (CSRF) vulnerability in audrasjb Reusable Blocks Extended plugin <= 0.9 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Reusable Blocks Extended versions up to 0.9 contain a cross-site request forgery (CSRF) vulnerability. An attacker can craft a malicious webpage that, when visited by a logged-in site administrator, performs unwanted actions on the site without their knowledge. The vulnerability requires the admin to visit the attacker's page while authenticated to the WordPress site.

What an attacker can do

03Attacker Capabilities

Perform unwanted actions on the site (modify or delete blocks) by tricking an authenticated admin into visiting a malicious webpage.

Potential impact on your site

04Site Impact

An attacker can modify or delete reusable blocks on your site if an admin visits a malicious link while logged in.

Conditions required to exploit

05Prerequisites

Site admin must be logged in and visit an attacker-controlled webpage; no special privileges or complex setup required.

Key dates

06Disclosure timeline

November 12, 2023 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-27611 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/352.html AskarLabs — CWE-352 write-up Cross-Site Request Forgery

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