Security readout for executives and security teams
Plain-English summary
CVE-2017-9547 is an authenticated cross-site scripting issue in BigTree CMS through 4.2.18. A user with admin page-editing access could place script or HTML in pending page titles. The main business risk is misuse of trusted CMS access to affect other administrators or content workflows.
Executive priority
Treat as a targeted CMS administration risk, not an internet-wide emergency. Prioritize if BigTree CMS is used for public-facing sites with multiple editors or external contributors.
Technical view
The issue is in admin.php when editing a page scheduled for future publication. Navigation Title or Page Title fields for a pending page change accept arbitrary script or HTML. Sources do not provide CVSS, CWE, patch details, or proof of active exploitation.
Likely exposure
Exposure is limited to organizations running BigTree CMS through 4.2.18 with authenticated users able to edit and schedule pages.
Exploitation context
No KEV listing and no provided source claims active exploitation. The described attacker must already be authenticated and able to launch an Edit Page action for future publication.
Researcher notes
The source bundle names BigTree through 4.2.18 and one GitHub issue. It lacks scoring, patch confirmation, CWE mapping, and exploit telemetry, so conclusions should remain bounded to the disclosed authenticated XSS behavior.
Mitigation direction
- Identify any BigTree CMS deployments and confirm their versions.
- Check BigTree CMS vendor guidance and issue 297 for fixed-version information.
- Restrict CMS admin access to trusted users and approved networks.
- Review editor permissions for users who can schedule page changes.
- Inspect pending page titles for unexpected HTML or script content.
Validation and detection
- Confirm whether BigTree CMS is present and at or below version 4.2.18.
- List authenticated users with page edit and future-publication permissions.
- Review pending page changes for suspicious Navigation Title or Page Title values.
- Verify admin views encode or sanitize pending page title output.
- Check logs for unusual page-edit activity by authenticated 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.
CVE-2017-9547 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://github.com/bigtreecms/BigTree-CMS/issues/297CVE reference · x_refsource_CONFIRM
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.