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PatchSiren cyber security CVE debrief

CVE-2025-9314 Developer Tools CVE debrief

The Developer Tools WordPress plugin through 1.1.3 contains an unauthenticated arbitrary file upload vulnerability in the bundled SWFUpload component. This critical vulnerability has a CVSS score of 9.8 and can allow attackers to upload arbitrary files, potentially leading to code execution. Affected administrators and security teams should assess exposure and prioritize remediation efforts immediately. The vulnerability is exploitable without authentication, increasing the urgency for patching.

Vendor
Developer Tools
Product
Developer Tools WordPress plugin
CVSS
CRITICAL 9.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-09-02
Original CVE updated
2026-09-03
Advisory published
2026-09-02
Advisory updated
2026-09-03

Who should care

Administrators and security teams responsible for WordPress installations using the Developer Tools plugin should assess exposure and prioritize remediation.

Why it matters

CVE-2025-9314 is a critical vulnerability in the Developer Tools WordPress plugin that allows unauthenticated arbitrary file uploads. Defenders should prioritize remediation to prevent potential code execution.

  • Potential code execution through arbitrary file upload
  • High CVSS score indicating critical vulnerability
  • Unauthenticated exploitation possible

Technical summary

The Developer Tools WordPress plugin through 1.1.3 contains an unauthenticated arbitrary file upload vulnerability in the bundled SWFUpload component. This critical vulnerability has a CVSS score of 9.8 and can allow attackers to upload arbitrary files, potentially leading to code execution.

Defensive priority

High priority remediation is recommended for systems using the Developer Tools WordPress plugin version 1.1.3 or earlier.

Recommended defensive actions

  • Immediately update the Developer Tools WordPress plugin to a version that fixes the arbitrary file upload vulnerability
  • Review and restrict file upload functionality in the plugin to prevent exploitation
  • Monitor systems using the vulnerable plugin for suspicious activity

Evidence notes

The vulnerability is confirmed by the CVE Program and NVD records. WPScan also provides additional details about the vulnerability. Evidence is based on CVE and NVD data, which indicate a critical vulnerability in Developer Tools plugin version 1.1.3 or earlier. Defenders should verify affected deployments and review plugin configurations to ensure no unauthorized file uploads have occurred. Further investigation may be required to determine full scope of potential impact.

Sources and references

Verified primary and authoritative sources

  • CVE-2025-9314 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2025-9314

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

  • CVE-2025-9314 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2025-9314

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

Supplemental references

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.