Security readout for executives and security teams
Plain-English summary
This is a critical WordPress plugin flaw: unauthenticated visitors could upload files because the contact form upload handler lacked file type validation. On an exposed site, that can put the server and website data at risk, and sources say remote code execution may be possible.
Executive priority
Treat as urgent for any internet-facing WordPress site using this plugin. The issue is old but severe, unauthenticated, and potentially server-compromising. Prioritize discovery, removal or confirmed upgrade, and compromise review.
Technical view
CVE-2015-10137 affects N-Media Website Contact Form With File Upload for WordPress through version 1.3.4. The upload_file() function does not validate file types, creating CWE-434 arbitrary file upload exposure. CVSS is 9.8 because exploitation is network-accessible, unauthenticated, low complexity, and may impact confidentiality, integrity, and availability.
Likely exposure
Exposure is likely limited to WordPress sites with the N-Media Website Contact Form With File Upload plugin installed at version 1.3.4 or earlier, especially where the upload-enabled contact form is publicly reachable.
Exploitation context
The bundle includes public vulnerability and exploit-reference pages from Homelab and Packet Storm. However, KEV is false and the provided sources do not establish active exploitation in the wild.
Researcher notes
The affected-version evidence in the bundle centers on versions up to and including 1.3.4. The affected metadata also contains an odd version entry of "0", so rely on the narrative description and corroborating references rather than that field alone.
Mitigation direction
- Inventory WordPress sites for this plugin and affected versions.
- Disable or remove affected installations until vendor guidance is confirmed.
- Check Wordfence, WordPress plugin records, and vendor sources for fixed-version guidance.
- Restrict public access to upload-enabled forms where removal is not immediately possible.
- Review webroot and upload paths for unexpected executable files.
Validation and detection
- Confirm whether the plugin is installed on each WordPress site.
- Verify installed plugin versions are not 1.3.4 or earlier.
- Identify public contact forms that allow file uploads.
- Review server logs for unauthenticated upload activity.
- Inspect upload directories for suspicious files or unexpected extensions.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-434: File access and web shell behavior lookup
File traversal and upload weaknesses can lead teams to review file, web shell, execution, and collection telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupFile access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2015-10137 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Critical
- CVSS
- 9.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H3.95.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/8395e0c4-3feb-4551-9f2f-7b80cd187eca?source=cveCVE reference
- https://www.homelab.it/index.php/2015/04/12/wordpress-n-media-website-contact-form-shell-upload/CVE reference
- https://packetstormsecurity.com/files/131413/CVE reference
- https://packetstormsecurity.com/files/131514/CVE reference
- https://plugins.trac.wordpress.org/browser/website-contact-form-with-file-upload/trunk/readme.txtCVE reference
- https://www.acunetix.com/vulnerabilities/web/wordpress-plugin-n-media-website-contact-form-with-file-upload-arbitrary-file-upload-1-3-4/CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Unrestricted Upload of File with Dangerous Type
Unrestricted Upload of File with Dangerous Type represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.