Security readout for executives and security teams
Plain-English summary
CVE-2026-27343 is a high-severity local file inclusion issue in the WordPress Airtifact theme. A low-privileged authenticated attacker may be able to make the site include unintended local files. For executives, urgency depends on whether Airtifact is installed and exposed on public WordPress sites.
Executive priority
Treat as a high-priority exposure check, not a confirmed emergency. If Airtifact is not used, business risk is minimal. If it is used on public WordPress sites, especially with untrusted users, prioritize vendor guidance and remediation planning.
Technical view
The CVE describes improper control of a filename used in a PHP include/require statement, classified as CWE-98. It affects VanKarWai Airtifact through version 1.2.91. CVSS 3.1 is 7.5 with network attack vector, high complexity, low privileges required, no user interaction, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is limited to WordPress environments running the Airtifact theme at version 1.2.91 or earlier. The CVSS vector indicates exploitation requires an account or low-privileged access, not anonymous access. Public-facing WordPress sites with user registration or many low-privilege users deserve faster review.
Exploitation context
The provided sources do not indicate active exploitation, and the CVE is not listed as KEV in the bundle. The issue is still important because local file inclusion in PHP applications can expose sensitive files or affect application behavior, depending on implementation and server configuration.
Researcher notes
Evidence is limited to the CVE record and Patchstack reference. The bundle does not provide vulnerable parameters, proof-of-concept details, active exploitation evidence, or a named fixed release. Avoid assuming remote unauthenticated exploitability; the CVSS vector lists privileges required as low.
Mitigation direction
- Inventory WordPress sites for the Airtifact theme and its version.
- Prioritize review of public sites and sites with untrusted low-privilege users.
- Check the vendor, WordPress theme source, or Patchstack for fixed-version guidance.
- Remove or disable the theme where it is not required.
- Restrict unnecessary user registration and low-privilege account creation.
Validation and detection
- Confirm whether Airtifact is installed on each WordPress instance.
- Record the installed Airtifact version and compare it to 1.2.91.
- Review web server and WordPress logs for suspicious file-include related errors.
- Verify whether a vendor or Patchstack advisory names a fixed version.
- Track remediation status for all externally reachable affected sites.
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-2026-27343 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
- 7.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:H/PR:L/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:L/UI:N/S:U/C:H/I:H/A:H1.65.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.5HighVector: CVSS:3.1/AV:N/AC:H/PR:L/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.