High severity · published Oct 28, 2026
CVE-2026-116393
WordPress Optima Express + MarketBoost IDX Plugin plugin <= 8.7.8 - Broken Access Control vulnerability
New
7.5
CVSS
–
EPSS
No
On KEV
Description
Missing Authorization vulnerability in iHomefinder, Inc. Optima Express optima-express allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Optima Express: from n/a through 9.0.0.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OE
Optima Express · iHomefinder, Inc.
through 9.0.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-116393
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-116393
vdb-entry
https://patchstack.com/database/wordpress/plugin/optima-express/vulnerability/wordpress-optima-express-marketboost-idx-plugin-plugin-8-7-8-broken-access-control-vulnerability?_s_id=cve