Security readout for executives and security teams
Plain-English summary
CVE-2026-27067 affects the WordPress Mobile App Editor plugin through version 1.3.1. The reported flaw allows upload of dangerous files, including a web shell, which could let an attacker control the affected site. The CVSS score is 9.1, but the CVE record indicates high privileges are required.
Executive priority
Treat this as urgent for any WordPress property using the affected plugin. The business risk is potential site takeover after privileged access is abused. Prioritize inventory, version checks, and vendor guidance review before assuming a patch exists.
Technical view
The issue is CWE-434: unrestricted upload of a file with a dangerous type in Syarif Mobile App Editor. The CVSS vector is AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H. Sources describe potential web shell upload and full confidentiality, integrity, and availability impact. No vendor patch details are included in the provided sources.
Likely exposure
Exposure is limited to WordPress sites with the Mobile App Editor plugin installed at version 1.3.1 or earlier. The CVSS vector requires high privileges, so risk is greatest where administrator or equivalent accounts may be compromised or shared.
Exploitation context
No active exploitation is stated in the provided sources, and the CVE is not marked KEV. The vulnerability is still serious because successful abuse could place a web shell on the server. Evidence on exploit availability or real-world attacks is incomplete.
Researcher notes
The source bundle has some data tension: the narrative says affected through <=1.3.1, while the affected object lists version "0" and defaultStatus "unaffected." Use the CVE description and Patchstack reference as primary exposure indicators, and verify against vendor or repository data before broad enforcement.
Mitigation direction
- Inventory WordPress sites for the Mobile App Editor plugin.
- Identify installed plugin versions and flag version 1.3.1 or earlier.
- Check Patchstack and vendor guidance for an update or workaround.
- Restrict administrative access to trusted users only.
- Review recent plugin file uploads and unexpected server-side files.
- Remove the plugin if it is not business-critical.
Validation and detection
- Confirm whether the plugin package name is mobile-app-editor.
- Verify the installed version from WordPress administration or asset inventory.
- Review web server files for unexpected executable uploads.
- Check WordPress admin accounts for unauthorized or stale privileged users.
- Monitor logs for suspicious plugin upload activity.
- Document findings and remediation status per site.
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 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-2026-27067 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
- 9.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/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:H/UI:N/S:C/C:H/I:H/A:H2.36Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.1CriticalVector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Source materials
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.