CVE-2024-13521: mailup auto CSRF — Fix

Description

The MailUp Auto Subscription plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.1.0. This is due to missing or incorrect nonce validation on the mas_options function. This makes it possible for unauthenticated attackers to update settings and inject malicious web scripts via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

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CVSS v3.1 Score

6.1

MEDIUM

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

Weakness Type (CWE)

CWE-352 Cross-Site Request Forgery

Affected Products

Vendor	Product	Versions
ilghera	mailup_auto_subscription	< 1.2.0

References

Advisories & Patches

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3060078%40mailup-auto-subscribtion%2Ftags%2F1.1.0&new=3229728%40mailup-auto-subscribtion%2Ftags%2F1.2.0

Other References

https://www.wordfence.com/threat-intel/vulnerabilities/id/9ee9b2e9-e3fe-43b2-9caf-7246a4201fe9?source=cve

Frequently Asked Questions

What is CVE-2024-13521? +

The MailUp Auto Subscription plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.1.0. This is due to missing or incorrect nonce validation on the mas_options function. This makes it possible for unauthenticated attackers to update settings and inject malicious web scripts via a forged request granted they can trick a site administrator into performing an action such as clicking on a link. It has a CVSS v3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2024-13521? +

CVE-2024-13521 has a CVSS v3.1 score of 6.1 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-13521? +

CVE-2024-13521 affects products from ilghera, specifically: mailup_auto_subscription. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-13521? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2024-13521