// For flags

CVE-2025-26900

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

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

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

The Flexmls® IDX plugin for WordPress is vulnerable to PHP Object Injection in versions up to, and including, 3.14.27 via deserialization of untrusted input. This makes it possible for unauthenticated attackers to inject a PHP Object. No known POP chain is present in the vulnerable software. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code.

*Credits: Phat RiO - BlueRock (Patchstack Alliance)
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2025-02-17 CVE Reserved
  • 2025-02-22 CVE Published
  • 2025-03-03 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-502: Deserialization of Untrusted Data
CAPEC
  • CAPEC-586: Object Injection
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Flexmls Idx
Search vendor "Flexmls Idx"
 Flexmls Idx
Search vendor "Flexmls Idx" for product "Flexmls Idx"
 >= 0.0.0 <= 3.14.27
Search vendor "Flexmls Idx" for product "Flexmls Idx" and version " >= 0.0.0 <= 3.14.27"
en
Affected