TI-2026-01403 Aliases CVE-2026-1720 GHSA-w4vf-mmg2-mmvc

Missing authorization in wpxpo WowOptin: Next-Gen Popup Maker – Create Stunning Popups…

MEDIUM 40CWE-862Published 2026-03-05 · Updated 2026-04-08

Key facts

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

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.

Summary

The WowOptin: Next-Gen Popup Maker – Create Stunning Popups and Optins for Lead Generation plugin for WordPress is vulnerable to unauthorized arbitrary plugin installation due to a missing capability check on the 'install_and_active_plugin' function in all versions up to, and including, 1.4.24. This makes it possible for authenticated attackers, with Subscriber-level access and above, to install and activate arbitrary plugins.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00321 25th 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: Total

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
wpxpo	WowOptin: Next-Gen Popup Maker – Create Stunning Popups and Optins for Lead Generation	up to 1.4.24	—	No fix listed	CNA

WowOptin: Next-Gen Popup Maker – Create Stunning Popups and Optins for Lead Generation Vendorwpxpo Affected up to 1.4.24 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-1720
2026-10-03 Alias added: GHSA-w4vf-mmg2-mmvc

References

Other 3

TI-2024-09942 PostX <= 4.1.16 - Missing Authorization to Arbitrary Plugin Installation/Activation CVSS 3.1HIGH 8.8
TI-2024-04008 PostX < 4.1.0 - Contributor+ Stored XSS CVSS 3.1MEDIUM 6.8
TI-2023-03707 PostX - Gutenberg Post Grid Blocks < 3.0.6 - Reflected Cross-Site Scripting CVSS 3.1MEDIUM 6.1
TI-2024-20266 WordPress WholesaleX plugin <= 1.3.2 - Unauthenticated Privilege Escalation vulnerability CVSS 3.1CRITICAL 9.8
TI-2024-19970 WordPress WholesaleX plugin <= 1.3.2 - Unauthenticated PHP Object Injection vulnerability CVSS 3.1CRITICAL 10.0
TI-2024-15553 WordPress ProductX – Gutenberg WooCommerce Blocks Plugin <= 3.1.4 is vulnerable to PHP Object Injection CVSS 3.1CRITICAL 9.8

See all 46 →

Sources

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