Medium severity · published Apr 8, 2026
CVE-2026-39483
WordPress VK All in One Expansion Unit plugin <= 9.113.3 - Cross Site Scripting (XSS) vulnerability
6.5
CVSS
0.2%
EPSS
No
On KEV
Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Hidekazu Ishikawa VK All in One Expansion Unit vk-all-in-one-expansion-unit allows Stored XSS.This issue affects VK All in One Expansion Unit: from n/a through <= 9.113.3.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 5% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
VA
VK All in One Expansion Unit · Hidekazu Ishikawa
through 9.113.3 · source: vendor
Affected product
VA
VK All in One Expansion Unit
Hidekazu Ishikawa
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-39483
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-39483
patchstack.com
https://patchstack.com/database/Wordpress/Plugin/vk-all-in-one-expansion-unit/vulnerability/wordpress-vk-all-in-one-expansion-unit-plugin-9-113-3-cross-site-scripting-xss-vulnerability?_s_id=cve