What is CVE-2017-6917?

CVE-2017-6917 is a medium-severity vulnerability in Bigtreecms Bigtree Cms, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2017-03-15.

How severe is CVE-2017-6917?

Medium severity. CVSS v3 base score is 4.3 out of 10.

CSRF in Bigtreecms Bigtree Cms

CVE-2017-6917

CSRF exists in BigTree CMS 4.2.16 with the value parameter to the admin/settings/update/ page. The Colophon can be changed.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2017-03-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (30.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 30.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Bigtreecms Bigtree Cms — versions 4.2.16

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

github.com/bigtreecms/BigTree-CMS/files/843734/BigTree.-.Multiple.Issue.of.CSRF… (Technical Description, Exploit, Third Party Advisory)
github.com/bigtreecms/BigTree-CMS/issues/275 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2017-6917?: CVE-2017-6917 is a medium-severity vulnerability in Bigtreecms Bigtree Cms, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2017-03-15.
How severe is CVE-2017-6917?: Medium severity. CVSS v3 base score is 4.3 out of 10.