PT-2026-25751 · Flexmls · Flexmls Idx

Riski Gana Prasetya · Published 2026-03-16 · Updated 2026-03-16 · CVE-2026-25369

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Name of the Vulnerable Software and Affected Versions Flexmls Flexmls® IDX versions through 3.15.9

Description A flaw exists in Flexmls Flexmls® IDX that allows for Reflected Cross-site Scripting (XSS). This issue is due to improper neutralization of input during web page generation. The vulnerability could potentially allow an attacker to inject malicious scripts into web pages viewed by other users.

Recommendations Update Flexmls Flexmls® IDX to a version newer than 3.15.9.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-25369

Affected Products

Flexmls Idx

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-25369 · Security Note
• https://twitter.com/CVEnew/status/2033583635098702303 · Twitter Post
• 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 · Note
• 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 · Note