CSRF exists in BigTree CMS 4.1.18 with the colophon parameter to the admin/settings/update/ page. The Colophon can be changed.
Conclusion & alert: CVE-2017-6915 is rated Exploit Available (50/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.39%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.12% | 0.39% | +0.27% |
| 2 | 2025-03-17 | 0.18% | 0.12% | -0.06% |
| 3 | 2024-12-17 | — | 0.18% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.3 | 3.0 | MEDIUM |
|
2.8 | 1.4 | [email protected] |
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| bigtreecms | bigtree_cms | 4.1.8 | cpe:2.3:a:bigtreecms:bigtree_cms:4.1.8:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://github.com/bigtreecms/BigTree-CMS/files/843734/BigTree.-.Multiple.Issue.of.CSRF.that.could.Illegally.Few.Data.Changes.v02.pdf | Exploit Technical Description Third Party Advisory |
| https://github.com/bigtreecms/BigTree-CMS/issues/275 | Patch Vendor Advisory |