XSS in Sygnoos Popup Builder
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.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.020 (79.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 79.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000
Affected products
- Sygnoos Popup Builder
- Popup Builder — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- wpscan.com/vulnerability/cdb3a8bd-4ee0-4ce0-9029-0490273bcfc8 (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)
- wpscan.com/blog/stored-xss-fixed-in-popup-builder-4-2-3/ (Exploit, technical-description, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-6000?
- CVE-2023-6000 is a medium-severity vulnerability in Sygnoos Popup Builder, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2024-01-01.
- How severe is CVE-2023-6000?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2023-6000 known to be exploited?
- 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.