XSS in Bigtreecms Bigtree Cms

CVE-2017-9441

Multiple cross-site scripting (XSS) vulnerabilities in BigTree CMS through 4.2.18 allow remote authenticated users to inject arbitrary web script or HTML by uploading a crafted package, triggering mishandling of the (1) title or (2) version or (3) author_name parameter in manifest.json. This issue exists in core\admin\modules\developer\extensions\install\unpack.php and core\admin\modules\developer\packages\install\unpack.php. NOTE: the vendor states "You must implicitly trust any package or extension you install as they all have the ability to write PHP files.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 2.7 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (46.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 46.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2017-9441: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-9441?
CVE-2017-9441 is a low-severity vulnerability in Bigtreecms Bigtree Cms, classified under Cross-site Scripting. CVSS score: 2.7/10. Published 2017-06-05.
How severe is CVE-2017-9441?
Low severity. CVSS v3 base score is 2.7 out of 10.