CVE-2025-26900

CRITICAL 9.8

WordPress Flexmls® IDX Plugin Plugin <= 3.14.27 - PHP Object Injection vulnerability

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

Deserialization of Untrusted Data vulnerability in flexmls Flexmls® IDX flexmls-idx allows Object Injection.This issue affects Flexmls® IDX: from n/a through <= 3.14.27.

CWE	CWE-502
Vendor	flexmls
Product	flexmls® idx
Published	Feb 25, 2025
Last Updated	Apr 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

flexmls / Flexmls® IDX

0 ≤ 3.14.27

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/Wordpress/Plugin/flexmls-idx/vulnerability/wordpress-flexmls-idx-plugin-plugin-3-14-27-php-object-injection-vulnerability?_s_id=cve

Credits

Phat RiO | Patchstack Bug Bounty Program