Security readout for executives and security teams
Plain-English summary
This is a critical WordPress plugin access-control flaw. A logged-in attacker with some account privileges could upload files through Support Genix versions through 1.2.3 without proper authorization, potentially affecting confidentiality, integrity, and availability of the site.
Executive priority
Treat this as urgent for any WordPress property using Support Genix through 1.2.3. Prioritize inventory, containment, and vendor-guided remediation before routine maintenance work.
Technical view
CVE-2023-49742 is a CWE-862 missing authorization issue in the Support Genix WordPress plugin, package support-genix-lite, through version 1.2.3. The CVSS 3.1 score is 9.9 with network access, low complexity, low privileges, no user interaction, changed scope, and high CIA impact.
Likely exposure
Exposure is likely limited to WordPress sites running Support Genix/support-genix-lite through 1.2.3, especially where non-admin users can authenticate. The provided sources do not identify affected hosting platforms, themes, or fixed versions.
Exploitation context
The CVE record does not indicate CISA KEV listing, and the provided sources do not claim active exploitation. The risk remains high because the vulnerability is remotely reachable, low-complexity, and requires only low privileges.
Researcher notes
Evidence supports missing authorization leading to arbitrary file upload, not unauthenticated exploitation. Do not assume code execution, public exploit availability, or a fixed version unless confirmed from vendor or Patchstack details outside this bundle.
Mitigation direction
- Inventory WordPress sites for Support Genix/support-genix-lite through version 1.2.3.
- Check Support Genix and Patchstack guidance for a patched version or official workaround.
- Disable or remove the plugin until remediation is confirmed, if business impact allows.
- Limit accounts able to access plugin functions to trusted administrators.
- Review uploaded files and recent plugin activity for suspicious changes.
Validation and detection
- Confirm installed Support Genix version on each WordPress site.
- Verify whether any patched release or vendor workaround has been applied.
- Check user roles that can reach Support Genix upload-related functionality.
- Review webroot and upload directories for unexpected files.
- Confirm monitoring covers plugin changes, file writes, and new WordPress users.
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-862: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. 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-2023-49742 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
- 9.9 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/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:L/UI:N/S:C/C:H/I:H/A:H3.16Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.9CriticalVector: CVSS:3.1/AV:N/AC:L/PR:L/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.
Missing Authorization
Missing Authorization represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.