CVE-2020-36747

MEDIUM 4.3

Lightweight Sidebar Manager <= 1.1.4 - Cross-Site Request Forgery Bypass

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

The Lightweight Sidebar Manager plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.1.4. This is due to missing or incorrect nonce validation on the metabox_save() function. This makes it possible for unauthenticated attackers to save metbox data via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

CWE	CWE-352
Vendor	brainstormforce
Product	lightweight sidebar manager
Published	Jul 1, 2023
Last Updated	Apr 8, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

brainstormforce / Lightweight Sidebar Manager

0 ≤ 1.1.4

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/844c5012-f823-46ae-8de2-e2803b7cd063?source=cve blog.nintechnet.com: https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/ blog.nintechnet.com: https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrf-attacks/ blog.nintechnet.com: https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-3/ blog.nintechnet.com: https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-2/ blog.nintechnet.com: https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/ blog.nintechnet.com: https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-5/ blog.nintechnet.com: https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-4/ plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2368387%40sidebar-manager&new=2368387%40sidebar-manager&sfp_email=&sfph_mail=

Credits

Jerome Bruandet