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PatchSiren cyber security CVE debrief

CVE-2026-45439 Realtyna CVE debrief

CVE-2026-45439 is a critical unauthenticated SQL injection vulnerability in the Realtyna Organic IDX plugin versions <= 5.1.0. The vulnerability has a CVSS score of 9.3, indicating a high severity. The CVE was published on [cvePublishedAt](https://www.cve.org/CVERecord?id=CVE-2026-45439) and last modified on [cveModifiedAt](https://nvd.nist.gov/vuln/detail/CVE-2026-45439).

Vendor
Realtyna
Product
Realtyna Organic IDX plugin
CVSS
CRITICAL 9.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-15
Original CVE updated
2026-06-15
Advisory published
2026-06-15
Advisory updated
2026-06-15

Who should care

Administrators and users of WordPress sites utilizing the Realtyna Organic IDX plugin version 5.1.0 or earlier should prioritize patching this vulnerability to prevent potential exploitation.

Technical summary

The vulnerability is caused by an unauthenticated SQL injection weakness in the Realtyna Organic IDX plugin. This could allow an attacker to execute arbitrary SQL queries, potentially leading to data breaches or other malicious activities.

Defensive priority

High

Recommended defensive actions

  • Update the Realtyna Organic IDX plugin to a version greater than 5.1.0.
  • Review and monitor your WordPress site for any suspicious activity.

Evidence notes

Evidence of this vulnerability comes from Patchstack (see [ref-4](https://patchstack.com/database/wordpress/plugin/real-estate-listing-realtyna-wpl/vulnerability/wordpress-realtyna-organic-idx-plugin-plugin-5-1-0-sql-injection-vulnerability?_s_id=cve)).

Sources and references

Verified primary and authoritative sources

  • CVE-2026-45439 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-45439

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-45439 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-45439

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.