TI-2023-02984 Aliases CVE-2023-3186 GHSA-qrx9-x75w-xwj4

Supsystic Popup < 1.10.19 - Prototype Pollution

HIGH 82Published 2023-07-17 · Updated 2024-10-30

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · High · High
Fix status: Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

The Popup by Supsystic WordPress plugin before 1.10.19 has a prototype pollution vulnerability that could allow an attacker to inject arbitrary properties into Object.prototype.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.01454 73rd percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA and NVD

Fix Fixed Popup by Supsystic (Unknown): 1.10.19

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
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
Unknown	Popup by Supsystic	before 1.10.19	1.10.19	Patch available	CNA

Popup by Supsystic VendorUnknown Affected before 1.10.19 Fixed in 1.10.19 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:supsystic:popup::::::wordpress::*	before 1.10.19	Vulnerable	Supsystic

cpe:2.3:a:supsystic:popup:*:*:*:*:*:wordpress:*:* Versions before 1.10.19 Vulnerable ·Supsystic

Remediation

Fix · CNA Popup by Supsystic (Unknown) Fixed in 1.10.19

Timeline

2026-10-02 Threatist record created from CVE-2023-3186
2026-10-03 Alias added: GHSA-qrx9-x75w-xwj4

References

Exploit 1

https://wpscan.com/vulnerability/545007fc-3173-47b1-82c4-ed3fd1247b9c

TI-2023-28011 WordPress Popup by Supsystic plugin <= 1.10.19 - Broken Access Control vulnerability CVSS 3.1CRITICAL 9.8
TI-2017-14131 Supsystic Popup Plugin cross-site request forgery CVSS 3.1MEDIUM 4.3
TI-2023-20889 WordPress Popup by Supsystic plugin <= 1.10.19 - Broken Access Control Vulnerability CVSS 3.1CRITICAL 9.8
TI-2021-06567 Popup by Supsystic < 1.10.5 - Reflected Cross-Site scripting (XSS) CVSS 3.1MEDIUM 6.1
TI-2024-35105 WordPress Popup by Supsystic plugin <= 1.10.29 - Remote Code Execution (RCE) vulnerability CVSS 3.1CRITICAL 9.1
TI-2016-08953 The popup-by-supsystic plugin before 1.7.9 for WordPress has CSRF. CVSS 3.0HIGH 8.8

See all 9 →

Sources

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