Medium severity · published Oct 28, 2026
CVE-2026-110506
Page Builder by SiteOrigin < 2.38.0 - Contributor+ Stored XSS via panels_info.class
New
6.8
CVSS
0.2%
EPSS
No
On KEV
Description
The Page Builder by SiteOrigin WordPress plugin before 2.38.0 does not sanitize or escape a widget property before storing it and outputting it in the page builder interface, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks against higher-privileged users who open the affected post in the editor.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 6% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PB
Page Builder by SiteOrigin ·
before 2.38.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-110506
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-110506
exploit
https://wpscan.com/vulnerability/20bbee29-928f-4503-9cef-69f204441c8e/
More from Page Builder by SiteOrigin
2.7
CVE-2026-110507
Page Builder by SiteOrigin < 2.38.0 - Contributor+ Sensitive Data Disclosure via Post Loop Widget Query Arguments