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PatchSiren cyber security CVE debrief

CVE-2026-49055 Glen Don Mongaya CVE debrief

CVE-2026-49055 is a HIGH severity Unauthenticated Cross Site Scripting (XSS) vulnerability affecting Drag and Drop Multiple File Upload – Contact Form 7 plugin versions <= 1.3.9.7. The vulnerability has a CVSS score of 7.1 and was published on [cvePublishedAt](https://www.cve.org/CVERecord?id=CVE-2026-49055).

Vendor
Glen Don Mongaya
Product
Drag and Drop Multiple File Upload – Contact Form 7
CVSS
HIGH 7.1
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 Drag and Drop Multiple File Upload – Contact Form 7 plugin version 1.3.9.7 or earlier should prioritize patching this vulnerability to prevent potential XSS attacks.

Technical summary

The vulnerability, identified as CWE-79, allows unauthenticated attackers to inject malicious scripts into the affected plugin. The attack vector is network-based (AV:N), requires low attack complexity (AC:L), and no user interaction (UI:R) for exploitation.

Defensive priority

HIGH

Recommended defensive actions

  • Update Drag and Drop Multiple File Upload – Contact Form 7 plugin to a version greater than 1.3.9.7.
  • Review and monitor your WordPress site for suspicious activity.

Evidence notes

Evidence of this vulnerability was provided by Patchstack, with additional details available through the [ref-4](https://patchstack.com/database/wordpress/plugin/drag-and-drop-multiple-file-upload-contact-form-7/vulnerability/wordpress-drag-and-drop-multiple-file-upload-contact-form-7-plugin-1-3-9-7-cross-site-scripting-xss-vulnerability?_s_id=cve).

Sources and references

Verified primary and authoritative sources

  • CVE-2026-49055 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-49055

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

  • CVE-2026-49055 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-49055

    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.