Security readout for executives and security teams
Plain-English summary
CVE-2026-28043 is a critical file-inclusion flaw in the ThemeREX Healer WordPress medical theme through version 1.0.0. A remote unauthenticated attacker may be able to make the site include local PHP files, risking data exposure, site modification, or outage. No cited source confirms active exploitation.
Executive priority
Treat as urgent for any public WordPress site using this medical theme. The score reflects potential full confidentiality, integrity, and availability impact. If the theme is not present, risk is not applicable.
Technical view
The issue is classified as CWE-98: improper control of filenames in PHP include/require statements. The CVSS 3.1 score is 9.8, with network access, low complexity, no privileges, and no user interaction required. Affected product: Healer - Doctor, Clinic & Medical WordPress Theme through <= 1.0.0.
Likely exposure
Exposure is limited to WordPress installations using the ThemeREX Healer theme at version 1.0.0 or earlier. The source bundle does not identify hosting defaults, install counts, or a fixed version.
Exploitation context
The CVSS vector indicates remote, unauthenticated exploitation may be possible without user interaction. The vulnerability is not listed as CISA KEV in the provided data, and no cited source confirms exploitation in the wild.
Researcher notes
Public details are sparse. The CVE and Patchstack entry establish affected product, version range, CWE, and CVSS. They do not provide exploit details, proof of active exploitation, or a named fixed release in the supplied data.
Mitigation direction
- Inventory WordPress sites for the ThemeREX Healer theme.
- Check ThemeREX and Patchstack for an official fixed version or guidance.
- Update immediately if a fixed theme version is available.
- If no fix is available, disable or replace the affected theme.
- Prioritize externally reachable healthcare or patient-facing sites.
Validation and detection
- Confirm whether the Healer theme is installed on each WordPress site.
- Record the installed theme version and compare against <= 1.0.0.
- Review vendor and Patchstack pages for patch status changes.
- Check web logs for unusual requests targeting Healer theme files.
- Verify the theme is updated, disabled, or removed after remediation.
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-98: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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 lookupCVE-2026-28043 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
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.