CVE-2026-25369

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

7.1 High

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

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: Low

Exploit likelihood

0.15%Up 0.1 points since Mar 17, 2026

What each source reports

CVE List Score used 7.1

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

Record: CVE-2026-25369
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2026-12445 7.1

Record: EUVD-2026-12445
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-g23c-v634-9ffv 7.1

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

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.

Record: GHSA-g23c-v634-9ffv
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

NVD 7.1

Record: CVE-2026-25369
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

Affected products

flexmls flexmls® idx

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-25369 is a high vulnerability (CVSS 7.1) in Flexmls Flexmls® Idx, published March 16, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.15%, the 4th percentile. No source names a fixed version.