Security readout for executives and security teams
Plain-English summary
Magnolia CMS 6.2.11 and earlier have a FreeMarker Filter issue that can let an attacker bypass security restrictions and execute arbitrary code. For an executive, this is potentially serious because CMS compromise can affect web content, backend data access, and hosted integrations. The provided sources do not include CVSS scoring or confirmed active exploitation.
Executive priority
Prioritize remediation for internet-facing or business-critical Magnolia CMS deployments. Arbitrary code execution in a CMS can create broad operational impact, even though scoring and active exploitation evidence are incomplete.
Technical view
CVE-2021-46361 is described as a FreeMarker Filter security bypass in Magnolia CMS v6.2.11 and below. A crafted FreeMarker payload can lead to arbitrary code execution. The source bundle does not define authentication requirements, attack surface, CVSS metrics, or affected CPEs.
Likely exposure
Organizations are likely exposed if they operate Magnolia CMS 6.2.11 or earlier, especially where untrusted users can influence FreeMarker template processing. Exposure cannot be narrowed further from the provided sources.
Exploitation context
A public disclosure reference exists, but the source bundle does not show CISA KEV listing or confirmed in-the-wild exploitation. Treat it as publicly known with unknown exploitation activity.
Researcher notes
Key unknowns are authentication requirements, exact vulnerable code path, CVSS vector, and fixed-version details beyond the 6.2.12 advisory reference. Avoid assuming exploitability for every deployment without validating template access and configuration.
Mitigation direction
- Identify all Magnolia CMS instances and record exact versions.
- Review Magnolia CMS 6.2.12 security advisory for vendor remediation guidance.
- Upgrade affected Magnolia CMS 6.2.11 or earlier systems per vendor guidance.
- Restrict template-authoring and CMS administrative access to trusted users.
- Monitor CMS and server logs for suspicious template or code-execution activity.
Validation and detection
- Inventory Magnolia CMS deployments and confirm version numbers.
- Check whether any instance runs version 6.2.11 or below.
- Review CMS roles able to edit or submit FreeMarker content.
- Confirm vendor advisory remediation has been applied.
- Look for unexpected CMS changes, new files, or abnormal process activity.
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.
Execution 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-2021-46361 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
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://docs.magnolia-cms.com/product-docs/6.2/Releases/Release-notes-for-Magnolia-CMS-6.2.12.html#_security_advisoryCVE reference · x_refsource_MISC
- https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2021-46361-FreeMarker%20Bypass-Magnolia%20CMSCVE reference · x_refsource_MISC
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.