Medium severity · published Mar 25, 2025
CVE-2024-13731
Alert Box Block – Display notice/alerts in the front end <= 1.1.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via Alert Box Block
6.4
CVSS
0.3%
EPSS
No
On KEV
Description
The Alert Box Block – Display notice/alerts in the front end. plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's Alert Box block in all versions up to, and including, 1.1.3 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 22% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AB
Alert Box Block – Display Custom Alerts and Messages · bplugins
through 1.1.3 · source: vendor
Affected product
AB
Alert Box Block – Display Custom Alerts and Messages
bplugins
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-13731
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-13731
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/changeset?old_path=/alert-box-block/tags/1.1.3&new_path=/alert-box-block/tags/1.1.4&sfp_email=&sfph_mail=
wordpress.org
https://wordpress.org/plugins/alert-box-block/
www.wordfence.com
https://www.wordfence.com/threat-intel/vulnerabilities/id/d63cd13e-4a16-483f-8165-6c8090ceebab?source=cve