CVE-2020-36715

7.4 High

The Login/Signup Popup plugin for WordPress is vulnerable to authorization bypass due to missing capability checks on several functions in versions up to, and including, 1.4. This makes it possible for authenticated attackers to inject arbitrary web scripts into the plugin settings that execute if they can successfully trick a user into performing an action such as clicking on a link.

Attack profile

How easy it is to exploit

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

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: Low

Exploit likelihood

0.70%Up 0.7 points since Jun 7, 2023

What each source reports

CVE List Score used 7.4

Login/Signup Popup < 1.5 - Missing Authorization

Record: CVE-2020-36715
CVSS 3.1: 7.4 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
Weakness: CWE-862
Updated: 2026-11-02

EUVDEUVD-2020-24157 7.4

Record: EUVD-2020-24157
CVSS 3.1: 7.4 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-98xf-q552-97w3 7.4

The Login/Signup Popup plugin for WordPress is vulnerable to authorization bypass due to missing...

Record: GHSA-98xf-q552-97w3
CVSS 3.1: 7.4 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
Weakness: CWE-862
Updated: 2026-11-02

NVD 7.4

Record: CVE-2020-36715
CVSS 3.1: 7.4 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
CVSS 3.1: 4.6 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Weakness: CWE-862
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-2020-36715 is a high vulnerability (CVSS 7.4) in Xootix Login & Register Customizer – Popup | Slider | Inline | Woocommerce, published June 7, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.70%, the 53rd percentile. No source names a fixed version.