Security readout for executives and security teams
Plain-English summary
This WordPress plugin flaw could let a highly privileged user upload a dangerous file type through WP Githuber MD. If abused, the reported impact is severe: site data, integrity, and availability could all be compromised. The main exposure is WordPress sites running WP Githuber MD version 1.16.2 or earlier.
Executive priority
Treat this as urgent for affected WordPress sites because the reported worst-case impact is full compromise of confidentiality, integrity, and availability. Prioritize externally reachable and business-critical sites first, while noting that the available source data says high privileges are required.
Technical view
CVE-2023-47846 is a CWE-434 unrestricted upload of dangerous file type in Terry Lin WP Githuber MD through 1.16.2. CVSS 3.1 is 9.1: network reachable, low complexity, high privileges required, no user interaction, changed scope, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is limited to WordPress installations with the WP Githuber MD plugin installed at version 1.16.2 or earlier. The CVE data does not provide CPEs, so inventory should rely on WordPress plugin records, the wp-githuber-md package slug, and direct site checks.
Exploitation context
The source bundle does not show CISA KEV listing or other evidence of active exploitation. The CVSS vector indicates exploitation requires high privileges but no user interaction. Public details are limited, so avoid assuming exploit availability or specific attack paths from these sources alone.
Researcher notes
Key constraints are high required privileges and incomplete public remediation detail in the supplied sources. The affected range is through 1.16.2, mapped to plugin slug wp-githuber-md. No KEV evidence is provided. Validate exposure through WordPress plugin inventory rather than CPE matching.
Mitigation direction
- Identify all WordPress sites using WP Githuber MD.
- Check installed plugin versions and flag 1.16.2 or earlier.
- Check vendor or Patchstack guidance for a fixed release.
- Upgrade, disable, or remove the plugin based on approved guidance.
- Restrict high-privilege WordPress accounts and review access necessity.
Validation and detection
- Confirm whether wp-githuber-md is installed on each WordPress site.
- Record the exact installed plugin version from WordPress inventory.
- Review recent high-privilege account activity on affected sites.
- Check web server and WordPress media/plugin upload logs.
- Verify remediation by confirming the vulnerable version is absent.
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-434: File access and web shell behavior lookup
File traversal and upload weaknesses can lead teams to review file, web shell, execution, and collection telemetry. 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-2023-47846 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
- 9.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/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:H/UI:N/S:C/C:H/I:H/A:H2.36Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.1CriticalVector: CVSS:3.1/AV:N/AC:L/PR:H/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.
Unrestricted Upload of File with Dangerous Type
Unrestricted Upload of File with Dangerous Type represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.