CVE-2026-11996

MEDIUM 6.4

Advanced Popups <= 1.2.3 - Authenticated (Author+) Stored Cross-Site Scripting via 'Notification Button Link' Field

CVSS Score

6.4

EPSS Score

0.0%

EPSS Percentile

0th

The Advanced Popups plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'Notification Button Link' Field in all versions up to, and including, 1.2.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CWE	CWE-79
Vendor	codesupplyco
Product	advanced popups
Published	Sep 16, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

codesupplyco / Advanced Popups

0 ≤ 1.2.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/ff6b9c3e-b716-4b58-80fa-f1f115856c6c?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset?reponame=&new=3604134%40advanced-popups%2Ftags%2F1.2.4&old=3565622%40advanced-popups%2Ftags%2F1.2.3

Credits

Nguyen Cong Quang