Medium severity · published Dec 12, 2024
CVE-2024-9428
Popup Builder < 4.3.5 - Admin+ Stored XSS
4.8
CVSS
0.3%
EPSS
No
On KEV
Description
The Popup Builder WordPress plugin before 4.3.5 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PB
Popup Builder ·
before 4.3.5 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-9428
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-9428
Exploit
https://wpscan.com/vulnerability/6e246547-e509-48db-88ae-b2f943398377/
More from Popup Builder
7.2
CVE-2023-6294
popup-builder < 4.2.6 - Admin+ SSRF & File Read
6.1
CVE-2023-6000
Popup Builder < 4.2.3 - Unauthenticated Stored XSS
5.4
CVE-2024-3236
Easy Notify Lite < 1.1.33 - Contributor+ Stored XSS
3.7
CVE-2026-112230
Popup Builder < 4.4.6 - Unauthenticated Popup Trashing via post_type Parameter