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)

EPSS: 0.020 (78.7th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

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.