CVE-2026-25369 PUBLISHED

WordPress Flexmls® IDX plugin <= 3.15.9 - Reflected Cross Site Scripting (XSS) vulnerability

Assigner: Patchstack
Reserved: 02.02.2026 Published: 16.03.2026 Updated: 16.03.2026

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Flexmls Flexmls® IDX allows Reflected XSS.This issue affects Flexmls® IDX: from n/a through 3.15.9.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
CVSS Score: 7.1

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	Low
User Interaction	Required	Availability Impact	Low

CVSS 3.1

Product Status

Vendor	Flexmls
Product	Flexmls® IDX
Versions	Default: unaffected affected from n/a to 3.15.9 (incl.)

Solutions

Update the WordPress Flexmls® IDX Plugin to the latest available version (at least 3.15.10).

Credits

Riski Gana Prasetya | Patchstack Bug Bounty Program finder

References

https://patchstack.com/database/wordpress/plugin/flexmls-idx/vulnerability/wordpress-flexmls-idx-plugin-3-15-9-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve

Problem Types

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE

Impacts

CAPEC-591 Reflected XSS