TI-2024-12562 Aliases CVE-2024-13521 GHSA-3m9j-8q5f-868v

MailUp Auto Subscription <= 1.1.0 - Cross-Site Request Forgery to Stored Cross-Site Scripting

LOW 26CWE-352Published 2025-01-28 · Updated 2026-04-08

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Tampering
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-352.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00143 3rd percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
ghera74	MailUp Auto Subscription	up to 1.1.0	—	No fix listed	CNA

MailUp Auto Subscription Vendorghera74 Affected up to 1.1.0 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:ilghera:mailup_auto_subscription::::::wordpress::*	before 1.2.0	Vulnerable	ilGhera

cpe:2.3:a:ilghera:mailup_auto_subscription:*:*:*:*:*:wordpress:*:* Versions before 1.2.0 Vulnerable ·ilGhera

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2024-13521
2026-10-03 Alias added: GHSA-3m9j-8q5f-868v

References

Patch 1

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

Advisory 1

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

TI-2025-12823 Authorization bypass in ghera74 ilGhera Support System for WooCommerce CVSS 3.1MEDIUM 5.3
TI-2026-02054 Path traversal in ghera74 ilGhera Carta Docente for WooCommerce CVSS 3.1MEDIUM 6.5
TI-2025-12824 Missing authorization in ghera74 ilGhera Support System for WooCommerce CVSS 3.1MEDIUM 5.3
TI-2026-07571 Missing authorization in ghera74 ilGhera Reviso Exporter for WooCommerce CVSS 3.1MEDIUM 4.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences