Security readout for executives and security teams
Plain-English summary
WebsiteBaker 2.13.0 has a high-severity authenticated remote code execution issue. A user with language editing permissions may be able to make the server run arbitrary code through the language installation function. This is most urgent where WebsiteBaker administration is internet-accessible or where many users have content or language-management privileges.
Executive priority
Treat as a high-priority CMS risk if WebsiteBaker 2.13.0 is in use. Because successful exploitation can lead to full server compromise, prioritize inventory, access restriction, permission review, and vendor-guided remediation.
Technical view
CVE-2021-47788 affects WebsiteBaker 2.13.0. The source bundle describes authenticated RCE via manipulation of language installation parameters by users with language editing permissions. CVSS 3.1 is 8.8 with network access, low complexity, low privileges, no user interaction, and high confidentiality, integrity, and availability impact. CWE mapping is CWE-434.
Likely exposure
Exposure is limited to WebsiteBaker 2.13.0 instances where an authenticated account has language editing permissions. Risk increases if the admin interface is reachable from untrusted networks or if privileged CMS accounts are weakly controlled.
Exploitation context
The sources include a public Exploit-DB reference and a VulnCheck advisory, indicating public technical awareness. The bundle does not show CISA KEV listing or cite confirmed active exploitation, so active exploitation should not be assumed from the provided evidence.
Researcher notes
Evidence is sufficient for affected version and vulnerability class, but the source bundle does not name a fixed version or official patch. Avoid assuming broader WebsiteBaker versions are affected. Public exploit availability raises validation urgency, but confirmed in-the-wild exploitation is not evidenced here.
Mitigation direction
- Identify and prioritize any WebsiteBaker 2.13.0 deployments.
- Check WebsiteBaker and advisory sources for fixed versions or official remediation guidance.
- Restrict language editing permissions to trusted administrators only.
- Limit administrative interface access to trusted networks where feasible.
- Review CMS accounts and remove unused or unnecessary privileged users.
- Increase monitoring for suspicious language installation or admin activity.
Validation and detection
- Confirm whether WebsiteBaker is installed and determine the exact version.
- List users or roles with language editing permissions.
- Verify administrative access is restricted to intended networks or users.
- Review logs for unexpected language installation or permission changes.
- Check vendor and advisory pages for updated remediation information.
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 lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2021-47788 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
- 8.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/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:L/PR:L/UI:N/S:U/C:H/I:H/A:H2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- ExploitDB-50310CVE reference · exploit
- WebsiteBaker Official HomepageCVE reference · product
- VulnCheck Advisory: WebsiteBaker 2.13.0 - Remote Code Execution (RCE) (Authenticated)CVE reference · third-party-advisory
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.