Security readout for executives and security teams
Plain-English summary
CVE-2026-28021 affects the ThemeREX Craftis WordPress theme through version 1.2.8. It is a local file inclusion issue that may let an unauthenticated remote attacker make the site include unintended PHP files. The published CVSS score is 8.1, high. No provided source confirms active exploitation.
Executive priority
Prioritize within normal high-severity web application remediation. The issue is remotely reachable and could affect confidentiality, integrity, and availability, but the provided sources show high attack complexity and no confirmed active exploitation.
Technical view
The CVE describes improper control of a filename used in a PHP include/require statement, categorized as CWE-98. The vulnerability affects Craftis theme versions up to and including 1.2.8. The CVSS vector is AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H, indicating network reachability, no privileges, no user interaction, but high attack complexity.
Likely exposure
Exposure is limited to WordPress sites using the ThemeREX Craftis theme at version 1.2.8 or earlier. Sites not using this theme are not indicated as affected by the provided sources.
Exploitation context
The CVE record and Patchstack entry indicate a remotely reachable local file inclusion risk. The source bundle does not provide exploit details, proof-of-concept status, or evidence of exploitation in the wild. CISA KEV status is false in the provided data.
Researcher notes
The source data has a minor affected-product inconsistency: the description states Craftis through 1.2.8, while the structured affected version field is sparse. Treat the narrative affected range as the clearest available guidance and verify against Patchstack or vendor updates.
Mitigation direction
- Inventory WordPress sites for the ThemeREX Craftis theme.
- Identify any Craftis installations at version 1.2.8 or earlier.
- Check ThemeREX and Patchstack guidance for an official fixed version.
- If no fix is available, consider disabling or replacing the theme.
- Restrict administrative access and maintain current WordPress hardening controls.
Validation and detection
- Confirm the active and installed theme versions on each WordPress site.
- Compare discovered Craftis versions against the affected range: through 1.2.8.
- Review vendor and Patchstack pages for updated remediation details.
- Check web logs for unusual file access patterns without using exploit payloads.
- Document whether each site is affected, mitigated, or not applicable.
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-2026-28021 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.