CVE-2023-6000

Popup Builder < 4.2.3 - Unauthenticated Stored XSS

CVSS 6.1 MEDIUMEPSS 2.0%

Vexday Risk Score

28Low

SSVC decision (CISA)

Attend

PoC available → attend closely

CVSS 6.1EPSS 2.0%KEV nãoPoC —Nuclei simMetasploit —Patch —

Lifecycle

01 Jan 2024Published on NVD

Recommendation: Plan a near-term fix — a public PoC already exists.

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

Affected products

Unknown · Popup Builder

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References

https://wpscan.com/blog/stored-xss-fixed-in-popup-builder-4-2-3/https://wpscan.com/vulnerability/cdb3a8bd-4ee0-4ce0-9029-0490273bcfc8