CVE-2023-6000

The Popup Builder WordPress plugin before 4.2.3 does not prevent simple visitors from updating existing popups, and injecting raw JavaScript in them, which could lead to Stored XSS attacks.

CVSS v3.1

6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v3.1

6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS

2.00% chance of exploitation in the next 30 days, 79th percentile

Nuclei

medium · CWE-79

Published

2024-01-01

Updated

2025-06-18

Proof-of-concept exploits (4)

• https://wpscan.com/blog/stored-xss-fixed-in-popup-builder-4-2-3/
• https://wpscan.com/vulnerability/cdb3a8bd-4ee0-4ce0-9029-0490273bcfc8
• RonF98/CVE-2023-6000-POC1★ · 2025-07-07
• rxerium/CVE-2023-60002★ · 2025-10-14

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-6000.yaml

References

• CVE Record
• NVD entry

Related

• CVE-2023-21716
• CVE-2023-38831
• CVE-2024-11972
• CVE-2024-43451
• CVE-2022-24086
• CVE-2022-41352