CVE-2026-28177

WordPress Popup Maker plugin <= 1.23.0 - Cross Site Scripting (XSS) vulnerability

7.1 High

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Code Atlantic LLC Popup Maker popup-maker allows DOM-Based XSS.This issue affects Popup Maker: from n/a through 1.23.0.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: Low

Exploit likelihood

0.25%Up 0.1 points since Aug 7, 2026

What each source reports

CVE List Score used 7.1

WordPress Popup Maker plugin <= 1.23.0 - Cross Site Scripting (XSS) vulnerability

Record: CVE-2026-28177
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2026-53949 7.1

Record: EUVD-2026-53949
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-3c69-9fr4-r5j6 7.1

Unauthenticated Cross Site Scripting (XSS) in Popup Maker <= 1.23.0 versions.

Unauthenticated Cross Site Scripting (XSS) in Popup Maker <= 1.23.0 versions.

Record: GHSA-3c69-9fr4-r5j6
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

NVD 7.1

Record: CVE-2026-28177
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-28177 is a high vulnerability (CVSS 7.1) in Code Atlantic Llc Popup Maker, published August 6, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 16th percentile. No source names a fixed version.