Security readout for executives and security teams
Plain-English summary
CVE-2026-27080 is a high-severity local file inclusion issue in the WordPress Deston theme through version 1.0. A remote unauthenticated attacker may be able to make the site include unintended local files. That can expose sensitive data or affect site integrity and availability, depending on server configuration.
Executive priority
Treat as a priority for any internet-facing WordPress site using Deston. The issue is high impact and unauthenticated, but available evidence does not show active exploitation. Prioritize confirming exposure and following vendor guidance.
Technical view
The CVE describes CWE-98: improper control of filenames in PHP include/require logic in Mikado-Themes Deston. Scope is WordPress Deston theme through <= 1.0. CVSS 3.1 is 8.1, AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H. The record labels the outcome as PHP Local File Inclusion.
Likely exposure
Exposure is limited to WordPress sites using the Mikado-Themes Deston theme, reportedly through version 1.0. The source bundle does not identify other affected products or confirm whether a fixed version exists.
Exploitation context
No cited source or KEV entry indicates active exploitation. The CVSS vector says network-accessible, unauthenticated, no user interaction, but high attack complexity. Impact is rated high for confidentiality, integrity, and availability.
Researcher notes
Evidence is limited to the CVE data and Patchstack reference. The bundle contains a minor inconsistency: affected versions list includes “0,” while the description states through <= 1.0. Do not assume exploitability details, patch availability, or affected forks beyond the cited scope.
Mitigation direction
- Inventory WordPress sites for the Deston theme and installed version.
- If Deston <= 1.0 is present, check Mikado-Themes and Patchstack guidance immediately.
- Remove or disable the theme where business operations allow.
- Restrict administrative access and review hardening controls around WordPress and PHP.
- Monitor web logs for suspicious file inclusion patterns.
Validation and detection
- Confirm whether the Deston theme is installed on each WordPress instance.
- Record the installed theme version and compare it with <= 1.0 scope.
- Check vendor or Patchstack advisories for updated remediation status.
- Review web server and application logs for unusual file access attempts.
- Verify compensating controls after any removal, update, or configuration change.
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
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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-98: Exact CWE lookup
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Open ATT&CK lookupCVE-2026-27080 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
- High
- CVSS
- 8.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:H/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:H/PR:N/UI:N/S:U/C:H/I:H/A:H2.25.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.1HighVector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/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.
Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion')
Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.