Description

WordPress Plugin SEO Backlinks is prone to a cross-site request forgery vulnerability. Exploiting this issue may allow a remote attacker to perform certain administrative actions and gain unauthorized access to the affected application; other attacks are also possible. WordPress Plugin SEO Backlinks version 4.0.1 is vulnerable; prior versions may also be affected.

Remediation

Edit the source code to ensure that CSRF protection is implemented with Nonce-like mechanism or disable the plugin until a fix is available

References

https://www.wordfence.com/vulnerability-advisories/#CVE-2021-34632

https://wordpress.org/plugins/seo-backlinks/#description

Related Vulnerabilities

WordPress 4.0.x Cross-Site Scripting Vulnerability (4.0 - 4.0.8)

WordPress Plugin HT Mega-Absolute Addons for Elementor Page Builder Multiple Cross-Site Scripting Vulnerabilities (1.5.5)

WordPress Plugin WP Human Resource Management Security Bypass (2.2.14)

WordPress Plugin WP Mobile Detector Arbitrary File Upload (3.5)

WordPress Plugin Quiz And Survey Master-Best Quiz, Exam and Survey Unspecified Vulnerability (7.0.1)

Severity

High

Classification

CVE-2021-34632 CWE-352 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Tags

Missing Update CSRF