TI-2026-81976 Aliases CVE-2026-116393 GHSA-3r77-5vf8-j558

Missing authorization in Optima Express plugin for WordPress

LOW 39CWE-862Published 2026-10-28 · Updated 2026-10-28

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: High · None · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.

Summary

Optima Express by iHomefinder, Inc., from n/a through 9.0.0, lacks an authorization check on a function (CWE-862). An unauthenticated remote attacker can reach that function without authorization and gain high confidentiality impact.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Description from the CNA

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00317 24th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
ihomefinder	Optima Express	up to 9.0.0	—	No fix listed	CNA

Optima Express Vendorihomefinder Affected up to 9.0.0 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for Optima Express.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Timeline

2026-10-28 Threatist record created from CVE-2026-116393
2026-10-28 Alias added: GHSA-3r77-5vf8-j558
2026-10-28 CISA SSVC decision points changed
2026-10-28 Priority changed: MEDIUM → LOW

References

Other 1

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

TI-2026-63205 Improper privilege management in ihomefinder Optima Express IDX CVSS 3.1HIGH 7.3
TI-2023-14563 WordPress Optima Express + MarketBoost IDX Plugin Plugin <= 7.3.0 is vulnerable to Cross Site Scripting (XSS) CVSS 3.1MEDIUM 5.9

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences