Security readout for executives and security teams
Plain-English summary
Older Orchard CMS deployments before 1.10 could let an attacker upload executable or otherwise dangerous files through TinyMCE-based upload features, bypassing configured media file-type restrictions. The sources do not confirm active exploitation or a CVSS score.
Executive priority
Treat this as a targeted remediation item for legacy Orchard CMS. It is not confirmed as actively exploited, but unsafe uploads can create serious downstream compromise risk if deployed in exposed environments.
Technical view
CVE-2020-29592 is a broken access control flaw in Orchard components that use TinyMCE HTML editor file upload. The upload path could bypass the allowed file-type list in Media settings and accept dangerous executables. The record identifies Orchard before 1.10 as affected.
Likely exposure
Organizations running Orchard CMS versions before 1.10 are potentially exposed where TinyMCE file upload is enabled or reachable by users with upload capability. Exposure is higher for internet-facing administrative or content-management interfaces.
Exploitation context
The source bundle does not show CISA KEV listing, active exploitation, exploit maturity, or authenticated versus unauthenticated access requirements. It supports unsafe upload bypass as the core risk, not confirmed remote code execution.
Researcher notes
Evidence is limited to the CVE description, public advisory references, and Orchard release source. The record lacks CVSS, CWE, exploit status, and detailed affected component names, so validation should focus on version and TinyMCE upload exposure.
Mitigation direction
- Upgrade Orchard CMS deployments older than 1.10 to 1.10 or later.
- Review OrchardCMS release notes and vendor guidance for the applicable fixed version.
- Restrict access to administrative and content upload interfaces.
- Audit uploaded media for executable or unexpected file types.
- Enforce server-side controls that prevent uploaded files from executing.
Validation and detection
- Inventory Orchard CMS versions across hosted sites and applications.
- Identify pages or components using TinyMCE file upload.
- Review Media settings and confirm they are not the only upload control.
- Check upload directories for executable extensions or suspicious files.
- Confirm administrative interfaces are not publicly reachable without strong authentication.
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.
File 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-2020-29592 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://burninatorsec.blogspot.com/2021/04/cve-2020-29592-and-cve-2020-29593.htmlCVE reference · x_refsource_MISC
- https://github.com/OrchardCMS/Orchard/releasesCVE 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.